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racerunner

American  
[reys-ruhn-er] / ˈreɪsˌrʌn ər /

noun

  1. a whiptail lizard, Cnemidophorus sexlineatus, common in the eastern and central U.S., that runs with great speed.

Etymology

Origin of racerunner

First recorded in 1640–50; race 1 + runner

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.

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