squealer

noun — 5 senses

noun

US /ˈskwilɚ/

Etymology From squeal + -er.

Any animal or person who squeals.

A pig.

Slang An informant.

Australia, Canada, US, Informal A kind of jug used to carry beer having 1 litre or 32 ounce capacity (half the size of a growler).

Anything that makes a squealing noise.

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.