When a person takes a shot of liquor using another's foreskin as a container for the liquid.
Did you just see jenny drinking a willie's Cocktail shot from that dude's foreskin?
when you take a turd (long shit) and let your girlfriend play with it during sex
I'm putting the Brown Willis in the condom for sex later
Pug willy is a really funny pug and he's stupid sometimes he was born in the 1880's.
Condoms! A common form of male contraception
"Please wear a willy glove darling, i don't want your HIV"
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"