To burrow your nose into an anus durring sexaul playtime. Also known as a Grundle.
The key to any good Grundle or steamboat willy is copious amounts of ass sweat.
7👍 10👎
Jessica is such a THOT i heard she gave everyone on the football team a steamboat willie
2👍 8👎
When a person takes a massive rip of a vape, and then blows it ont/into the other persons genitals while giving head.
Dude #1: Bro, I was fucking this fat chick Sarah, and I gave her a steamboat willy
Dude#2: The fuck is a steamboat willy
Dude#1: Just check the urban dictionary
1👍 4👎
While in bed receiving fellatio, placing the covers over your partners head, yelling "toot toot" and giving them a dutch oven.
When I want Veronica to really gag on my cock, I give her the old Steamboat Willie!
When a sex partner defecates on your penis and quickly pours ice cold water on it to create steam.
Man, she shit on my dick and then poured ice water on it. Talk about a real steamboat willie!