The act of licking one's hand and slapping someone across the face.
Fred was upset with his friend so he moistened his hand and told Nick how he felt with a Puerto Rican Wet Willy.
Similar to the reverse wet willy (stick your finger in your ear then put in someones mouth when they are not paying attention) except that you put your finger in someone's ear then stick your finger into someone else's mouth when they are not paying attention.
By sticking my finger in Joe's ear and then putting my finger into John's mouth I completed the reverse wet willy once removed.
while at sleep away camp, it is the slang which refers to going "downtown" on another.
Man, we were wet willying all night long...on the blob dock.
Licking your finger or fingers and sticking them in someone's butt hole
Dude wtf! why'd you just give me that wet Willy Nelson i was trying to pick up the soap!
An individual who willing makes hand to hand contact with another individual who has visibly licked their hand.
He saw me lick my hand and still shook my hand, what a wet willy dickbag
When a girl sucks a guy’s dick until it’s nice and wet, and he thrusts it into her ear at mach speeds.
1: Yo that chick from the party last night went to the hospital
2: why?
1: Avery gave her a Supreme Wet Willy and she got brain damage and a broken ear drum
Ayo, what are you doing after work? You want a prison wet Willy?