whoopee cushion

or whoopie cushion

noun

1. a type of cushion or pillow used as a practical joke that, when sat upon, produces a loud noise resembling flatulence.

whoopee cushion

noun

1. a joke cushion that emits a sound like the breaking of wind when someone sits on it

Word History and Origins

Origin of whoopee cushion¹

First recorded in 1955–60