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 smacked chode that was abused May 4, 2018
Get the farting willymug. Like a 'wet willy' except you just poke your finger in your dogs mouth and put it in your mates ear cos you lazy.
by oggy ostrich April 9, 2017
Get the A slobbery willymug. General made up insult. If someone was to call it you, they would be saying that you are an oddly shaped penis. This is more of an insult that you would call your mates.
Friend 1: "Don't you think that mushroom and willy are weird words?"
Friend 2: "yeah if you say so"
Friend 1: "like omg we should totally call each other a mushroom willy"
Friend 2: "ok, if you want"
Friend 1: "totes amazeballs"
Friend 2: "yeah if you say so"
Friend 1: "like omg we should totally call each other a mushroom willy"
Friend 2: "ok, if you want"
Friend 1: "totes amazeballs"
by What_ever_trevor July 15, 2014
Get the Mushroom willymug. A willy napkin is when some one ejects there jizz ( sperm ) in a tissue then some one blows there nose in it or it can be used to abuse one .
by Cgl_96 March 2, 2010
Get the Willy napkinmug. by Charl13 s3ndr0wsk1 March 26, 2022
Get the Willy beamingmug. by pugs's are cute December 12, 2020
Get the pug willymug.