Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

English definition of “know sth back to front”

know sth back to front

(also know sth backwards) informal
to have very good and detailed knowledge of something: She knows her part in the play back to front.Knowing and learning
(Definition of know sth back to front from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

Translations of “know sth back to front”

Word of the Day

exercise

physical activity that you do to make your body strong and healthy

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More