plural stink bugs or stinkbugs
Definition of stink bug
: 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
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Merriam-Webster unabridged
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Time Traveler for stink bug
The first known use of stink bug was in 1840
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