nark

1
[ nahrk ]
/ nɑrk /

noun

British Slang. a stool pigeon or informer.
Australian Slang. an annoying person.

verb (used without object)

British Slang. to act as a police informer or stool pigeon.
Australian Slang. to become annoyed.

Origin of nark

1
First recorded in 1860–65, nark is from the Romany word nāk nose

Definition for nark (2 of 3)

nark

2
[ nahrk ]
/ nɑrk /

noun

Definition for nark (3 of 3)

narc

or nark

[ nahrk ]
/ nɑrk /

noun Slang.

a government agent or detective charged with the enforcement of laws restricting the use of narcotics.

Origin of narc

1965–70, Americanism; shortening of narcotic
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for nark

British Dictionary definitions for nark (1 of 2)

nark

/ (nɑːk) slang /

noun

verb

Word Origin for nark

C19: probably from Romany nāk nose

British Dictionary definitions for nark (2 of 2)

narc

/ (nɑːk) /

noun

US slang a narcotics agent
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012