When you cum into your partners armpit
Dan: Dude, I totally gave her a frosty valley today! Cum was all up in her pit.
Eli: Nice man!
by vostrofire July 9, 2012
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When you come on a girls vagnia and just leave it there it is called a Frosty Valley
Yo Mark is the man he gave her a Frosty Valley
by k-$ November 15, 2007
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