Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “rude”


adjective [before noun] (SUDDEN)    /ruːd/
sudden and unpleasant: We had a rude awakening (= unpleasant shock) when we saw our phone bill.Not expected or plannedSerious and unpleasantNot attractive to look atInformal words for bad rudely     /ˈruː adverb C1 She rudely interrupted my speech. The news rudely pushed her into the glare of world-wide publicity.Rude and cheekyRelating to sex and sexual desireNot expected or plannedCrude and basic rudeness     /ˈruːd.nəs/ noun [U]
(Definition of rude adjective (SUDDEN) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of rude

Definitions of “rude” in other dictionaries

Word of the Day


willing to give money, help, kindness, etc., especially more than is usual or expected

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