Idioms of Frequency

Like most people interested in languages, my students and I really like idioms. Idioms can be fun and motivating; however, figuring out when it is the right time to use an idiom can be a real challenge.

With this in mind, here is a list of some “idioms of frequency” that you can use in your everyday conversation instead of your regular run-of-the-mill adverbs of frequency.

Be sure to let me know if you think of any other good ones that I should add to this list!

Adverb of Frequency How often? Matching Idiom


  • When pigs fly!

-Hey! Will you lend me $100?

-Yeah! When pigs fly!!

Rarely/almost never


  • Once in a blue moon.

I would only cook once in a blue moon.




  • Have (your) moments

She is not usually grumpy, but she does have her moments.

  • From time to time

They go out to the movies from time to time.

  • (Every) now and again

I like to eat ice cream every now and again.



  • Around the clock

I have to work around the clock to solve this problem.

  • Like clockwork

The milkman delivers our milk each Tuesday morning like clockwork.

Questions? Comments? Let me know or book a class with me to learn more English idioms.