timebombのようなどんな単語でも探してください。
 
1.
In a car, a seat heater that roasts your ass to the point where you think your cheeks are going to melt together.
friend - "Holy crap, dude, my new car has seat warmers, and they're total butt-welders!"
joelhによって 2008年01月02日(水)

Words related to butt-welder

ass butt car seat seat warmer weld
 
2.
Rectal intercourse.
I was visited by a butt welder in the showers last evening.
juniorによって 2003年09月08日(月)