any plant-eating homopterous insect of the genus Pseudococcus and related genera, coated with a powdery waxy secretion: some species are pests of citrus fruits and greenhouse plants: family Pseudococcidae
WordReference Random House Unabridged Dictionary of American English © 2025
meal•y•bug
(mē′lē bug′),USA pronunciation n.
- Insectsany of several scalelike, homopterous insects of the families Pseudococcidae and Eriococcidae that are covered with a powdery wax secretion and feed on plants.
- mealy + bug1 1815–25
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