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pea aphid

American  

noun

  1. a large green aphid, Acyrthosiphon pisum, that is a pest of peas, clovers, alfalfa, and similar plants and occurs throughout North America.

Etymology

Origin of pea aphid

First recorded in 1920–25

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.