Definition of dirty adjective in oxford advanced learner's dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. If you describe an action as dirty, you disapprove of it and consider it unfair, immoral, or dishonest.

An old grubby stove; A squalid apartment. Dirty, filthy, foul, squalid refer to that which is not clean. Dirty is applied to that which is filled or covered with dirt so that it is unclean or defiled: Dirty clothes. Marked with dirt, mud, etc. , or containing something such as pollution or bacteria: Learn more.

Dirty clothes. Marked with dirt, mud, etc. , or containing something such as pollution or bacteria: Learn more. Soiled with dirt; See examples of dirty used in a sentence.