An example of flak is the exploding ammunition that can damage a military plane when flying over enemy territory.
An example of flak is what a CEO gets when he makes a controversial statement to the media.
Origin of flak
- German from Fl(ieger)a(bwehr)k(anone) aircraft-defense gun
From American Heritage Dictionary of the English Language, 5th Edition
- German acronym of Fliegerabwehrkanone (“aeroplane defence cannon”). First attested 1938 as “antiaircraft gun”, 1940 as “antiaircraft fire”. Sense of “adverse criticism” attested since 1963 in American English.