Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English


English definition of “smart-arse”


noun [C]     UK (US smart-ass) offensive
someone who is always trying to seem more clever than other people in a way that is annoying : I don't want some smart-arse from the city telling me how to manage my farm .Intelligent people
(Definition of smart-arse noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of smart-arse

Word of the Day


relating to behaviour between people that is pleasant and friendly, often despite a difficult situation

Word of the Day


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