informer

[ in-fawr-mer ]

/ ɪnˈfɔr mər /

a person who informs against another, especially for money or other reward.

a person who informs or communicates information or news; informant.

Origin of informer

Middle English word dating back to 1350–1400; see origin at inform¹, -er¹

informant informer

An inquiry headed by the Police Ombudsman, a sort of referee figure, came down against the informer allegation.

Sinn Fein Boss Gerry Adams Wanted This Murder Bust |Ed Moloney |May 1, 2014 |DAILY BEAST
He started as a KGB informer in the 1930s in London, while working as a London Times correspondent.

Second ‘Underwear Bomber,’ Kim Philby, and Other Notorious Double Agents |The Daily Beast |May 10, 2012 |DAILY BEAST
He becomes an informer, setting up an arrest that will alter the lives of both his sister and Shireen.

Iran’s Controversial New Lesbian Film |David Ansen |August 25, 2011 |DAILY BEAST
It was then that Vera Lengsfeld learned that that the Stasi informer code named “Donald” was her husband, Knud Wollenberger.

The Spy in My Bed |Bob Jamieson |October 2, 2010 |DAILY BEAST

In East Germany, there was one Stasi agent or informer for every 63 citizens, records show.

The Spy in My Bed |Bob Jamieson |October 2, 2010 |DAILY BEAST
He is educated at M'Choakumchild's "practical school," and becomes a general spy and informer.

Character Sketches of Romance, Fiction and the Drama, Vol 1 |The Rev. E. Cobham Brewer, LL.D.
Gikúut ang impurmir sa mga girilyista, The guerrillas tapped the informer for liquidation.

A Dictionary of Cebuano Visayan |John U. Wolff
The informer was amongst them, and Horne alone could be let into the secret of my plan.

A Set of Six |Joseph Conrad
Would you tell us about your procedures in regard to having an agent or informer or any person acting in that type of capacity?

Warren Commission (5 of 26): Hearings Vol. V (of 15) |The President's Commission on the Assassination of President Kennedy
After some consideration, he went into business as an Informer, in which calling he realises a genteel subsistence.

Oliver Twist, Illustrated |Charles Dickens

informer

/ (ɪnˈfɔːmə) /

a person who informs against someone, esp a criminal

a person who provides information he was the President's financial informer