pest

The definition of a pest is an annoying person or thing.

(noun)

An example of a pest is a bug that keeps buzzing in someone's ear.

See pest in Webster's New World College Dictionary

noun

a person or thing that causes trouble, annoyance, discomfort, etc.; nuisance; specif., any destructive or troublesome insect, small animal, weed, etc.
Now Rare a fatal epidemic disease; esp., bubonic plague

Origin: Fr peste < L pestis, plague

See pest in American Heritage Dictionary 4

noun

Origin:

Origin: French peste, pestilence

Origin: , from Old French

Origin: , from Latin pestis

A former town of north-central Hungary on the left bank of the Danube River. Since 1873 it has been part of Budapest.

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