Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

(as) tough as old boots

Definition

very strong, and not easily made weaker: He might be in his eighties but he's tough as old boots, that man.Physically strong and powerful (US also (as) tough as shoe leather) informal describes food that is very difficult to cut or eatNot pleasant to eat or drink
(Definition of (as) tough as old boots from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

Word of the Day

be under a cloud

to not be trusted or popular because people think you have done something bad

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