racerunner

noun
race·run·ner | \ˈrās-ˌrə-nər \

Definition of racerunner 

: a swift North American lizard (Cnemidophorus sexlineatus) that has six narrow stripes down the back

First Known Use of racerunner

1910, in the meaning defined above

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The first known use of racerunner was in 1910

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