What is On Her Not In Her?
1.
during heterosexual sex, the man removes his member and ejaculates onto his partner's skin, rather than inside her, such as to lessen the odds of pregnancy when forgoing a condom
"You got her pregnant? I thought I told you, 'on her not in her'!"
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1.
A method of claiming one's seat when one must leave it for a short amount of time. See also dibs, fives. Obscure Northern Wiscons..