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Meaning of racerunner

race•run•ner

Pronunciation: (rās'run"ur), [key]
— n.
  1. a whiptail lizard, Cnemidophorus sexlineatus, common in the eastern and central U.S., that runs with great speed.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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