flack

Multiple Entries:
  flack    flak  

Concise Oxford English Dictionary © 2008 Oxford University Press:
flack1 N. Amer. informal

▶noun a publicity agent. ▶verb publicize or promote.

– derivatives
flackery noun.

– origin 1940s: of unknown origin.

Concise Oxford English Dictionary © 2008 Oxford University Press:
flack2

▶noun variant spelling of flak.

Concise Oxford English Dictionary © 2008 Oxford University Press:
flak /flak/ (also flack)

▶noun

• 1 anti-aircraft fire.

• 2 strong criticism.

– origin 1930s: from Ger., abbrev. of Fliegerabwehrkanone, lit. ‘aviator-defence gun’.