When a male is riding on a bus or automobile and their penis becomes erect, usually just before they need to get off/get out of the automobile.
by DeezNutsForPresident October 25, 2015
Get the Bus Willymug. by 69fingerlickinggood July 19, 2017
Get the willy kissingmug. Dude 1: Yo, that girl gave me a half-willy!
Dude 2: A what?!?
Dude 1: A half-willy dude! Look it up!
Dude 2: A what?!?
Dude 1: A half-willy dude! Look it up!
by Dick Hardsworth September 11, 2016
Get the half-willymug. by submison February 22, 2009
Get the Silly Willymug. billy is a willy wobbler
by jason alan richard wosley May 9, 2003
Get the willy wobblersmug. Those REALLY horny kids in games like Minecraft who always flirts with people, as well as spam hundreds of overused emojis and emoticons like 'XD'.
by 1ob December 19, 2017
Get the Silly Willymug. by reverence December 17, 2003
Get the Willy ticklemug.