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Idioms are fun phrases where the words together mean something totally different from what they say one by one. People use them to make talking and writing more colorful, exciting, and full of life. Today, you are going to learn a bunch of helpful idioms that all have to do with a long time and passing periods.
In this lesson, we’ll look at idioms for long time that mean lasting ages, waiting forever, and taking a long duration. Let’s get started and explore some of these helpful expressions.
Idioms for Long Time
1. In a blue moon
Meaning: An event that happens very rarely or almost never over a long time.
For Example: We only get to visit that awesome amusement park once in a blue moon. / Snow falling in our warm town happens only once in a blue moon.
Other Ways to Say: Very rarely / Seldom
2. For ages
Meaning: Meaning a very long period of time has passed.
For Example: I haven’t seen my best friend during the weekend, and it feels like ages. / Waiting for the school bus to arrive felt like it took ages.
Other Ways to Say: For a long time / For years
3. Since the year dot
Meaning: Meaning an extremely long time ago in the distant past.
For Example: That old oak tree in the school yard has been standing there since the year dot. / Grandpa has owned that vintage bicycle since the year dot.
Other Ways to Say: A long time ago / For ages
4. Till the cows come home
Meaning: Meaning for a very long time or endlessly without stopping.
For Example: We could talk about our favorite superhero movies till the cows come home. / You can practice playing that video game till the cows come home, but homework comes first.
Other Ways to Say: For a long time / Endlessly
5. A day late and a dollar short
Meaning: Missing a long window of opportunity by arriving too late.
For Example: Offering study notes after the semester ends is a day late and a dollar short. / His apology arrived a day late and a dollar short.
Other Ways to Say: Too late / Missed chance
6. Take your time
Meaning: To use as much time as you need without rushing.
For Example: There is no rush to finish the coloring book page, so take your time. / Take your time tying your shoelaces before we leave for school.
Other Ways to Say: Go slow / Do not rush
7. Kill time
Meaning: To pass a long period of waiting by doing something fun or casual.
For Example: We played a quick card game to kill time while waiting for the train. / Reading comic books helps kill time before dinner is ready.
Other Ways to Say: Pass time / Wait casually
8. Time flies
Meaning: An expression used when a fun period of time seems to pass extremely fast.
For Example: Summer vacation always feels like time flies by in a flash. / When you are playing your favorite video game, time flies so quickly.
Other Ways to Say: Time passes fast / Quick moments
9. A watched pot never boils
Meaning: When you wait anxiously for something, time feels like it takes forever.
For Example: Staring at the oven waiting for cookies feels like a watched pot never boils. / Waiting for recess time to start made it feel like a watched pot never boils.
Other Ways to Say: Waiting feels long / Slow time
10. Once in a lifetime
Meaning: An event that happens only a single time across your entire life span.
For Example: Seeing the total solar eclipse felt like a once in a lifetime experience. / Visiting the grand museum was a once in a lifetime trip.
Other Ways to Say: Rare event / Unique moment
11. Long time no see
Meaning: A friendly greeting used when you haven’t met someone for a long time.
For Example: I shouted long time no see when my cousin arrived for summer. / Meeting my old preschool teacher made me say long time no see.
Other Ways to Say: Hello again / Haven’t seen you
12. For donkey’s years Meaning: Meaning a very long span of time in the past.
Meaning: Meaning a very long span of time in the past.
For Example: That family has lived in the same neighborhood house for donkey’s years. / We have played soccer together on weekends for donkey’s years.
Other Ways to Say: For ages / A long time
13. Year in, year out Meaning: Happening continuously over many long years without stopping.
Meaning: Happening continuously over many long years without stopping.
For Example: Year in, year out, the school hosts a wonderful spring science fair. / He practices piano scales year in, year out.
Other Ways to Say: Continuously / Constantly
14. Around the clock Meaning: Happening continuously across all twenty-four hours of a day.
Meaning: Happening continuously across all twenty-four hours of a day.
For Example: The rescue workers labored around the clock to fix the broken bridge. / Convenience stores sometimes stay open around the clock.
Other Ways to Say: Continuously / All day and night
15. All day long Meaning: Spanning the entire duration of daylight hours.
Meaning: Spanning the entire duration of daylight hours.
For Example: The playful puppy chased its red ball all day long in the yard. / We spent reading books indoors all day long on a rainy Saturday.
Other Ways to Say: Continuously / The whole day
16. In the nick of time Meaning: Happening at the very last possible second before it’s too late.
Meaning: Happening at the very last possible second before it’s too late.
For Example: He grabbed his bus ticket in the nick of time before doors closed. / The fire crew arrived in the nick of time to save the tree.
Other Ways to Say: Last second / Just in time
17. Ahead of time Meaning: Completing a task earlier than the required schedule.
Meaning: Completing a task earlier than the required schedule.
For Example: She finished her history poster ahead of time and earned extra credit. / Arriving ahead of time lets us choose the best seats.
Other Ways to Say: Early / Promptly
18. Behind the times Meaning: Operating with outdated methods that take too long.
Meaning: Operating with outdated methods that take too long.
For Example: Using old floppy disks for computer files is way behind the times. / His manual scheduling habits were behind the times.
Other Ways to Say: Outdated / Old-fashioned
19. Time on your hands Meaning: Having extra free time with nothing urgent to do.
Meaning: Having extra free time with nothing urgent to do.
For Example: Having extra time on your hands on Saturday is great for building puzzles. / With chores done, he had time on his hands to read.
Other Ways to Say: Free time / Spare hours
20. Stalling for time Meaning: Delaying an action to wait for a longer duration to pass.
Meaning: Delaying an action to wait for a longer duration to pass.
For Example: He asked an extra question in class just to start stalling for time. / Telling a silly joke was his way of stalling for time.
Other Ways to Say: Delay / Wait out
21. Biding your time Meaning: Waiting patiently for the right long-term moment to act.
Meaning: Waiting patiently for the right long-term moment to act.
For Example: The young chess player sat quietly, biding his time to make a move. / She was biding her time until art club signups opened.
Other Ways to Say: Wait patiently / Hold off
22. Saving time Meaning: Doing something efficiently to avoid wasting hours.
Meaning: Doing something efficiently to avoid wasting hours.
For Example: Packing your school bag the night before is great for saving time. / Taking the shortcut path helps with saving time walking home.
Other Ways to Say: Be efficient / Avoid delay
23. Wasting time Meaning: Spending hours on unproductive things instead of chores.
Meaning: Spending hours on unproductive things instead of chores.
For Example: Playing video games all afternoon means wasting time on homework. / Stop dawdling and wasting time before dinner starts.
Other Ways to Say: Idle / Lose hours
24. Marking time Meaning: Doing routine activities while waiting for a big event.
Meaning: Doing routine activities while waiting for a big event.
For Example: The soccer team spent practice marking time until the tournament. / Sitting in the lobby felt like marking time.
Other Ways to Say: Wait idly / Pass hours
25. Passing the time Meaning: Doing casual activities to make a long wait go faster.
Meaning: Doing casual activities to make a long wait go faster.
For Example: We played word games for passing the time on the bus ride. / Reading comics helps with passing the time on long flights.
Other Ways to Say: Kill time / Wait casually
26. Running out of time Meaning: Having very few minutes remaining before a deadline.
Meaning: Having very few minutes remaining before a deadline.
For Example: Pencils down because we are running out of time on the quiz. / Hurry because we are running out of time before the bell rings.
Other Ways to Say: Time expiring / Few minutes left
27. Time heals all wounds Meaning: Sadness or pain fades away as a long time passes.
Meaning: Sadness or pain fades away as a long time passes.
For Example: Losing the game felt awful, but remember that time heals all wounds. / With patience, time heals all wounds after arguments.
Other Ways to Say: Pain fades / Years help
28. Stand the test of time Meaning: Remaining strong and useful over a very long period.
Meaning: Remaining strong and useful over a very long period.
For Example: Classic fairy tale books continue to stand the test of time. / The wooden bridge built by pioneers stood the test of time.
Other Ways to Say: Last long / Remain strong
29. Turn back the hands of time Meaning: Wishing to return to a past moment in history.
Meaning: Wishing to return to a past moment in history.
For Example: We all wish for turning back the hands of time when we make silly errors. / Photos let us remember moments without turning back the hands of time.
Other Ways to Say: Return to past / Undo years
30. Time stands still Meaning: A magical feeling that a great moment lasts forever.
Meaning: A magical feeling that a great moment lasts forever.
For Example: Winning the championship made it feel like time stands still. / Looking at the stunning mountain view made time stand still.
Other Ways to Say: Moment pauses / Last forever
31. From time to time Meaning: Happening occasionally rather than constantly.
Meaning: Happening occasionally rather than constantly.
For Example: We like to visit the science museum from time to time on weekends. / He enjoys reading comic books from time to time.
Other Ways to Say: Occasionally / Once in a while
32. At the same time Meaning: Two events happening simultaneously in the exact same duration.
Meaning: Two events happening simultaneously in the exact same duration.
For Example: The two students raised their hands at the same time to answer. / Cooking dinner and setting the table happened at the same time.
Other Ways to Say: Simultaneously / Together
33. Behind schedule Meaning: Taking longer than the planned timeline allows.
Meaning: Taking longer than the planned timeline allows.
For Example: Traffic delays meant our bus trip was behind schedule. / The building project ran behind schedule due to rain.
Other Ways to Say: Delayed / Late
34. Ahead of schedule Meaning: Finishing a task much earlier than the planned deadline.
Meaning: Finishing a task much earlier than the planned deadline.
For Example: Working hard on the poster put our group ahead of schedule. / Finishing homework early meant we were ahead of schedule.
Other Ways to Say: Early / Prompt
35. Time is money Meaning: Time is valuable and should not be wasted on laziness.
Meaning: Time is valuable and should not be wasted on laziness.
For Example: Hurry up and pack your bags because time is money on trips. / The teacher reminded us that time is money during tests.
Other Ways to Say: Valuable hours / Don’t waste time
36. For a spell Meaning: Staying somewhere for a short duration of time.
Meaning: Staying somewhere for a short duration of time.
For Example: Sit down and rest your legs for a spell after hiking. / He visited his cousins in the country for a spell.
Other Ways to Say: Briefly / For a moment
37. In a flash Meaning: Passing or happening in an extremely brief moment.
Meaning: Passing or happening in an extremely brief moment.
For Example: Summer vacation went by in a flash before school started. / The shooting star crossed the night sky in a flash.
Other Ways to Say: Instantly / Very quickly
38. Before your time Meaning: Happening long before you were born or grew up.
Meaning: Happening long before you were born or grew up.
For Example: Black and white television shows were popular long before your time. / That vintage song was popular way before your time.
Other Ways to Say: Older era / Past generation
39. Big time Meaning: Doing something on a massive scale or for a long duration.
Meaning: Doing something on a massive scale or for a long duration.
For Example: The school soccer team won the district championship big time. / He succeeded big time in the science fair competition.
Other Ways to Say: Greatly / Extensively
40. High time Meaning: The exact right moment when something long overdue must happen.
Meaning: The exact right moment when something long overdue must happen.
For Example: It is high time we cleaned up the messy art supplies. / Getting to bed early is high time on school nights.
Other Ways to Say: Overdue / Time to start
41. Time after time Meaning: Repeating an action consistently over many occasions.
Meaning: Repeating an action consistently over many occasions.
For Example: He solved the math puzzle correctly time after time. / The puppy barked at the mail carrier time after time.
Other Ways to Say: Repeatedly / Again and again
42. Long-term Meaning: Planning for events that will happen far in the future.
Meaning: Planning for events that will happen far in the future.
For Example: Saving allowance coins is a long-term plan for buying a bike. / Earning a college degree requires long-term study.
Other Ways to Say: Extended / Future plan
43. Short-term Meaning: Lasting for a very brief duration of time.
Meaning: Lasting for a very brief duration of time.
For Example: Memorizing spelling words is a short-term memory task. / Taking a short-term break helps rest your eyes.
Other Ways to Say: Brief / Temporary
44. Long-standing Meaning: Existing and lasting for a very long period of time.
Meaning: Existing and lasting for a very long period of time.
For Example: Baking cookies on Sundays is a long-standing family tradition. / They shared a long-standing friendship since kindergarten.
Other Ways to Say: Traditional / Long-lived
45. Timeless Meaning: Something so wonderful that it never grows old or outdated.
Meaning: Something so wonderful that it never grows old or outdated.
For Example: Aesop fables offer timeless lessons about kindness and honesty. / That folk song melody is truly timeless.
Other Ways to Say: Ageless / Permanent
46. Over a period of time Meaning: Gradual changes happening slowly across many months or years.
Meaning: Gradual changes happening slowly across many months or years.
For Example: Plant seeds grow taller over a period of time with water. / Learning a language improves over a period of time.
Other Ways to Say: Gradually / Slowly over years
47. Lifetime achievement Meaning: Success earned through a long duration of dedication.
Meaning: Success earned through a long duration of dedication.
For Example: Receiving the medal felt like a lifetime achievement for the author. / Dedication to art brought her a lifetime achievement award.
Other Ways to Say: Career honor / Major life success
48. Passing of time Meaning: The natural forward movement of hours and years.
Meaning: The natural forward movement of hours and years.
For Example: Old photographs show the passing of time on the family farm. / Seasons change with the passing of time.
Other Ways to Say: Aging / Flow of years
49. Marking the passage Meaning: Celebrating milestones as long periods of time move forward.
Meaning: Celebrating milestones as long periods of time move forward.
For Example: Cutting the birthday cake is a way of marking the passage of years. / Graduation ceremonies involve marking the passage of school.
Other Ways to Say: Celebrate milestone / Note time
50. Stretch of time Meaning: A specific duration lasting for quite a while.
Meaning: A specific duration lasting for quite a while.
For Example: Hiking across the valley took a long stretch of time. / Reading through the thick novel required a solid stretch of time.
Other Ways to Say: Duration / Period
51. Period of grace Meaning: Extra time granted before a deadline is enforced.
Meaning: Extra time granted before a deadline is enforced.
For Example: The teacher gave us a two-day period of grace on our history poster. / Library books had a short period of grace before fines.
Other Ways to Say: Extra time / Grace period
52. Waiting game Meaning: A slow process where you must wait patiently over time.
Meaning: A slow process where you must wait patiently over time.
For Example: Waiting for the seeds to sprout in the garden was a waiting game. / Checking scores online became a patience-testing waiting game.
Other Ways to Say: Patient wait / Slow process
53. Long twilight hours Meaning: The extended period of fading light in the evening.
Meaning: The extended period of fading light in the evening.
For Example: Summer evenings featured long twilight hours for playing tag outside. / We sat on the porch enjoying the long twilight hours.
Other Ways to Say: Evening glow / Late daylight
54. Slow motion Meaning: An action appearing to take much longer than normal duration.
Meaning: An action appearing to take much longer than normal duration.
For Example: Falling leaves drifted toward the grass as if in slow motion. / Cleaning his room made him feel like he was moving in slow motion.
Other Ways to Say: Very slow / Dragging speed
55. Dragging your feet Meaning: Delaying tasks so that time stretches out longer.
Meaning: Delaying tasks so that time stretches out longer.
For Example: Stop dragging your feet and get your backpack ready for school. / The contractor was dragging his feet on clubhouse repairs.
Other Ways to Say: Delay / Move slowly
56. Taking forever Meaning: An exaggerated way to say a task takes a very long time.
Meaning: An exaggerated way to say a task takes a very long time.
For Example: Waiting for the computer to update felt like it was taking forever. / Tying wet shoelaces in winter was taking forever.
Other Ways to Say: Very slow / Extended duration
57. Endlessly Meaning: Continuing across an infinite duration without stopping.
Meaning: Continuing across an infinite duration without stopping.
For Example: The puppy chased its tail endlessly around the living room rug. / Talking about favorite books can continue endlessly.
Other Ways to Say: Constantly / Forever
58. For all eternity Meaning: Lasting for an infinite stretch of future time.
Meaning: Lasting for an infinite stretch of future time.
For Example: Waiting for the bus felt like it would last for all eternity. / Good friendship memories are cherished for all eternity.
Other Ways to Say: Forever / Endless time
59. Through the years Meaning: Spanning across many long seasons and decades.
Meaning: Spanning across many long seasons and decades.
For Example: The family photo album held memories built through the years. / Their treehouse grew sturdier through the years.
Other Ways to Say: Over time / Across decades
60. A lifetime Meaning: The entire duration of a person’s existence on earth.
Meaning: The entire duration of a person’s existence on earth.
For Example: Traveling across every continent on earth takes a lifetime of adventure. / Remembering his wonderful childhood friends lasted a lifetime.
Other Ways to Say: Whole life / Entire existence
Exercise to Practice
- We only get to visit that awesome amusement park once in a blue ________.
- I haven’t seen my best friend during the weekend, and it feels like ________.
- That old oak tree in the school yard has been standing there since the year ________.
- We could talk about our favorite superhero movies till the cows come ________.
- There is no rush to finish the coloring book page, so take your ________.
- We played a quick card game to kill ________ while waiting for the train.
- Summer vacation always feels like time ________ by in a flash.
- Staring at the oven waiting for cookies feels like a watched pot never ________.
- Seeing the total solar eclipse felt like a once in a ________ experience.
- I shouted long time no ________ when my cousin arrived for summer.
- That family has lived in the same neighborhood house for donkey’s ________.
- Year in, year ________, the school hosts a wonderful spring science fair.
- The rescue workers labored around the ________ to fix the broken bridge.
- The playful puppy chased its red ball all day ________ in the yard.
- He grabbed his bus ticket in the nick of ________ before doors closed.
Answer Key
- moon
- ages
- dot
- home
- time
- time
- flies
- boils
- lifetime
- see
- years
- out
- clock
- long
- time
Conclusion
Learning idioms for a long time helps you understand stories, historical tales, and everyday expressions of duration much better. When you know what these colorful phrases mean, you can describe waiting periods and passing years in your own writing.
Try using a few of these expressions the next time you talk about waiting for recess or remembering past summers. Practicing them out loud is a great way to remember them and make your communication sound awesome.
