When two men spend so much time together that others are given the impression that a homosexual relationship could be evolving.
He is up in the boss’s office every morning. They need to quit weenie welding.
by What’sinana September 4, 2019
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When semen is allowed to dry and harden inside the ass after anal intercourse, gluing the orifice shut and forming a seal.

Stands for "Jizz in the Butt" Weld
I had sex with this girl the other day. But she was being a total bitch, so I JB welded her ass shut.
by BCracecar December 15, 2012
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The act of ejaculating on a girls eyes so that she can't open them because you man welded them shut.
Shutup! Lest I shall manweld your eyes shut!
by Drew October 4, 2003
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Particularly violent discharge of near liquid feces into the toilet bowl, resulting in a splattering effect around the rear of said bowl. Flushing will not remove this weld splatter, and it becomes dried on and very difficult to clean later. Sometimes under extreme porcelain welding conditions the tank, or wall behind may be hit by the weld splatter.
"Man Steve did some porcelain welding after dinner, Who's gonna clean that up"
by bunyon December 31, 2007
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The act of two guys touching the tips of each other’s penises together.
by Lesh69 February 9, 2018
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When you cum on someone’s closed eye lids and they get stuck closed.
My girlfriend fell asleep on me, so I arc welded her eyes shut.
by Funny pseudonym December 28, 2022
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