- dirty
- adjective (dirtier, dirtiest)1》 covered or marked with a substance that causes a mark, stain, or contamination; not clean.↘(of a nuclear weapon) producing considerable radioactive fallout.2》 lewd; obscene.3》 dishonest; dishonourable.4》 (of weather) rough and stormy.adverb Brit. informal very: a dirty great stone.verb (dirties, dirtying, dirtied) make dirty.Phrasesdo the dirty on Brit. informal cheat or betray.get one's hands dirty (or dirty one's hands) do manual, menial, or other hard work.play dirty informal act in a dishonest or unfair way.Derivativesdirtily adverbdirtiness noun
English new terms dictionary. 2014.