Definitions for roadrunnerˈroʊdˌrʌn ər
Random House Webster's College Dictionary
either of two large terrestrial cuckoos of the genus Geococcyx of arid regions of the western U.S., Mexico, and Central America, esp.
Origin of roadrunner:
roadrunner, chaparral cock, Geococcyx californianus(noun)
speedy largely terrestrial bird found from California and Mexico to Texas
Either of two species of bird in the genus Geococcyx of the cuckoo family, native to North and Central America. They are fast runners.