boomerang

 
Pronunciation: /ˈbuːməraŋ/

noun

  • a curved flat piece of wood that can be thrown so that it will return to the thrower, traditionally used by Australian Aborigines as a hunting weapon.

verb

[no object]
  • (of a plan or action) recoil on the originator: misleading consumers about quality will eventually boomerang on a car-maker

Origin:

early 19th century: from Dharuk