'nark' definitions:

Definition of 'nark'

(from WordNet)
noun
An informer or spy working for the police [syn: nark, copper's nark]
noun
A lawman concerned with narcotics violations [syn: narc, nark, narcotics agent]
verb
Cause annoyance in; disturb, especially by minor irritations; "Mosquitoes buzzing in my ear really bothers me"; "It irritates me that she never closes the door after she leaves" [syn: annoy, rag, get to, bother, get at, irritate, rile, nark, nettle, gravel, vex, chafe, devil]
verb
Inform or spy (for the police)

Definition of 'nark'

From: GCIDE
  • nark \nark\ n. [from narcotics.] A law enforcement agent specializing in narcotics law violations. [slang] [PJC]

Words containing 'nark'