stink bug

noun

plural stink bugs or stinkbugs
: any of various hemipterous bugs (family Pentatomidae) that have a flattened, shield-shaped body with a triangular scutellum, emit a disagreeable odor when threatened, disturbed, or crushed, and include agricultural and household pests
The Maryland organic farmer is suffering from an infestation of stink bugs—crop-consuming pests emitting the odor of cilantro mixed with burned rubber and dirty socks. Heather Haddon
… Jay McPherson of nearby Southern Illinois University has recorded fifty kinds of stinkbugs from the Pine Hills; possibly the region now deserves the unenviable title of "Stinkbug Capital of the World." Robert H. Mohlenbrock

Examples of stink bug in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
More on cicadas and Brood XIV Cicadas are insects that belong to the hemiptera order, which includes stink bugs, bed bugs, aphids and cicada families, Kritsky said. Saleen Martin, USA TODAY, 14 Jan. 2025 The beetle, grasped by the stink bug, was still struggling and fluttering to escape, as Justin took the photo in Hong Kong. Cecilia Rodriguez, Forbes, 22 Nov. 2024

Word History

First Known Use

1840, in the meaning defined above

Time Traveler
The first known use of stink bug was in 1840

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Cite this Entry

“Stink bug.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/stink%20bug. Accessed 1 Mar. 2025.

Kids Definition

: any of various true bugs that give off a bad smell
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