Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “(as) tough as old boots”

(as) tough as old boots

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)

Translations of “(as) tough as old boots”

Word of the Day

closeness

the quality of knowing someone very well, liking them a lot, and wanting to spend a lot of time together

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