when you have to pee really bad but you have a boner, so you have to do that weird squat/lean forward thing.
"man, i woke up this morning and had the worst peerection."
by jerry_at_rick February 19, 2010
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An erection caused by the pressure of a full bladder as opposed to sexual excitement.
A pantsless Tom enters the bathroom.

Brad the homo: Woah there tiger at least buy me dinner first! *growls in a a gay manner*

Tom: Relax dumbass it's just a peerection.

Brad the homo: (dejected) Then why are you pantsless?

Tom: I forgot the put them back on after I got done boning your sister.

Brad the homo: Oh.....you know I stole her last boyfriend. *winks in a gay manner*

Tom: (gaybashes and urinates on Brad).
by Pimperator July 4, 2005
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I had to pee off the deck as my peerection precluded me from using the toilet in the standard manner
by Loose@cannon October 9, 2021
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When a man has an intense need to pee, but cannot do so, and and erection occurs. Usually a painful experience, can also be done intentionally to prevent make it easier to "hold it in".
Liam- "Holy crap do I have a peerection right now. This is painful."
Kevin- " Maybe next time don't drink three gatorades, a Big Gulp and a massive coffee before we get on a bus for three hours. Dumb ass."
by Trick Michaels May 30, 2014
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