# stinkbug

> English word · Noun

## Definitions
1. Any of several insects, usually shield-shaped, possessing a gland that produces a foul-smelling liquid, usually containing aldehydes, which they use to discourage predators.
2. Any of various insects of the order Hemiptera (the "true bugs"), in the suborder Heteroptera, principally in the superfamily Pentatomoidea or Coreoidea.
3. A pinacate beetle or stink beetle (genus Eleodes) that releases a pungent odor when threatened.

## Etymology
From stink + bug.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/stinkbug