As nouns the difference between informer and nark
is that informer
is one who informs someone else about something while nark
is (british|slang) a police spy or informer or nark
can be (narcotics officer
As a verb nark is
(slang) to serve or behave as a spy or informer.
* informor (qualifier)
* informour (qualifier)
One who informs someone else about something.
A person who tells authorities about improper or illegal activity.
One who informs, animates, or inspires.
* Alexander Pope
- Nature, informer of the poet's art.
* See also
* name names
From (etyl) nak.
(British, slang) A police spy or informer.
* 1912 , , Act I,
- It’s a—well, it’s a copper’s nark , as you might say. What else would you call it? A sort of informer.
(slang) To serve or behave as a spy or informer.
(slang) To annoy or irritate.
(slang) To complain.
- It really narks me when people smoke in restaurants.
(transitive, slang, often imperative) To stop.
- He narks in my ear all day, moaning about his problems.
- Nark it! I hear someone coming!
* Oxford English Dictionary , 2nd ed., 1989.