1. a fast-running ground bird of the southwestern United States and Mexico with a long tail and crest

Examples

• The roadrunner darted across the desert highway.
• We spotted a roadrunner chasing a lizard through the cactus.
• The roadrunner is the state bird of New Mexico.
• A roadrunner can run up to 20 miles per hour.
• The cartoon roadrunner always escaped the coyote’s traps.
• Roadrunners prefer running to flying when escaping predators.