Boner Stem

What is Boner Stem?

A bicycle stem with an angle of 45° or greater.

My back hurts. Think I'll use a boner stem instead of a normal one.

Urban Pictionary

1. 1. Any slangdefine definition with an unnecessary and redundant amount of images posted under it. The pictures aren't posted to pro..

A Crippled Pirate

1. A comical sex act in which a man getting a blowjob shoots his load into a womans eye, causing her to reach up and cover her eye like a p..

Vaginotarian

1. A guy who only has sex whit girls. (Heterosexual) Charly:Are Johnny and Paul a couple? Randy:No way! Paul is a vaginotarian! See stra..

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Boner Stem Edit Meaning