What is Monostain?
1.
A event during sexual intercourse that a man ejaculates after only one pelvic thrust
hence the name
mono: one
stain: ejaculation
dude: was I any good
duedet: no, that was a complete monostain
See
Random Words:
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To deficate in a runny manner on a girl's chest, and then proceed to staddle her while holding her breasts together and drive your ..
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When some shit so amazing happened that you would've had to have been there, otherwize no one would belive you if you told them.
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