meal·y·bug

[mee-lee-buhg]
noun
any of several scalelike, homopterous insects of the families Pseudococcidae and Eriococcidae that are covered with a powdery wax secretion and feed on plants.

Origin:
1815–25; mealy + bug1

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
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WordNet
mealybug

noun
scalelike plant-eating insect coated with a powdery waxy secretion; destructive especially of fruit trees 
WordNet® 3.0, © 2006 by Princeton University.
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00:10
Mealybug is always a great word to know.
So is callithumpian. Does it mean:
a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.
an extraordinary or unusual thing, person, or event; an exceptional example or instance.
Example sentences
The heavy use of organophosphate and carbamate insecticides to control the mealybug increases risk to workers and the environment.
Heavy infestation of papaya mealybug on papaya stem.
Note the two droplets on the large mealybug in the center.
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