Definition of "narc" in English

noun

1. (informal, colloquial, drugs) A police officer or federal agent assigned to or engaging in illegal narcotics control.

noun

1. (informal, colloquial) Alternative spelling of nark (“spy”).

verb

1. (informal, colloquial) Alternative spelling of nark.

verb

1. (underwater diving, slang) To suffer from impaired judgment due to nitrogen narcosis (for example, while scuba diving).

noun

1. (colloquial, informal) A narcissist.