The definition of pesky is someone or something that is annoying and causes trouble.
(adjective)A little sister that annoys you and follows you everywhere is an example of a pesky little sister.
See pesky in Webster's New World College Dictionary
See pesky in American Heritage Dictionary 4
adjective pes·ki·er, pes·ki·est
Origin:
Origin: Probably alteration of pest
.Related Forms:
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