(transitive, thieves' cant) To watch; to observe. / (intransitive, slang) To serve or behave as a spy or informer. / (transitive, slang) To annoy or irritate. / (intransitive, slang) To complain.

(Britain, slang) A police spy or informer. / (Australia, slang) An unpleasant person, especially one who makes things difficult for others.

Alternative form of narc (narcotics officer).

simple past tense and past participle of nark

present participle of nark

That narks or annoys; annoying.

(colloquial) Nitrogen narcosis.

Third-person singular simple present indicative form of nark

plural of nark

ketamine used as a veterinary anaesthetic