flak

or flack

[ flak ]
/ flæk /

noun

antiaircraft fire, especially as experienced by the crews of combat airplanes at which the fire is directed.
criticism; hostile reaction; abuse: Such an unpopular decision is bound to draw a lot of flak from the press.

Origin of flak

1935–40; < German Fl(ieger)a(bwehr)k(anone) antiaircraft gun, equivalent to Flieger aircraft (literally, flyer) + Abwehr defense + Kanone gun, cannon

Can be confused

flack flak
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for flaks'

flak

flack

/ (flæk) /

noun

anti-aircraft fire or artillery
informal a great deal of adverse criticism

Word Origin for flak

C20: from German Fl (ieger) a (bwehr) k (anone), literally: aircraft defence gun
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