A person who sits outside hotels in his car leeching bandwidth when his ISP is down.
I swear that is Gumpus, he's been sitting in his car for 4 days now.
ayon kay Kenshin ika-10 ng Abril, 2005
2 more definitions
One who sits in the hot-tub biting everyone's fart bubbles.
I ain't goin' in till that gumpus leaves.
ayon kay yonder ika-29 ng Agosto, 2004
The infection contained in an abscessed tooth.
I need to take a break, hit the bathroom and seep this gumpus.
ayon kay emptyhead416 ika-14 ng Oktubre, 2011