Origin of plunk

First recorded in 1760–70; expressive word akin to pluck

British Dictionary definitions for plunk down

Word Origin for plunk

C20: imitative

Idioms and Phrases with plunk down

plunk down

Throw or place or drop heavily, as in He plunked down the money and walked out, or It was hot work, so after an hour we plunked ourselves down in the shade. [Late 1800s]