Definitions for "Rowdy"
Rowdy the Roadrunner is the mascot of the University of Texas at San Antonio, appearing as a supporter of athletics and other university sponsored events. Rowdy is based upon the Greater Roadrunner.
Rowdy is the official mascot of the NFL's Dallas Cowboys. He's been the team's mascot since 1996. Not only does he throw Cowboys T-shirts into the audience seats, ride a four-wheeler, help the crowd cheer, and mock opponents, but he's also helped out throughout the community.
One who engages in rows, or noisy quarrels; a ruffianly fellow.
a cruel and brutal fellow
disturbing the public peace; loud and rough; "a raucous party"; "rowdy teenagers"