verb (used without object)
DON’T VACILLATE! VANQUISH THIS WORD OF THE DAY QUIZ!
Origin of nark
Words nearby nark
Example sentences from the Web for nark
I looked out of the spy window in the back of the cab and saw my "nark" standing staring in the middle of the road.A Girl Among the Anarchists|Isabel Meredith
That the "nark," with his mean tricks, is a nuisance to wandering beggars is seen in a very short time.
He resolved to depart from his evil ways and to become a nark—a copper's nark—which is a police spy, or informer.Tales of Mean Streets|Arthur Morrison
He was a shifty, villainous-looking fellow of middle height, looking a "nark" all over.The Red Triangle|Arthur Morrison
All true wanderers hate him; even the drunken, domineering grinder is treated with civility in a house where beggars see a "nark."