What is Umatilla?
1.
N. - The bowel movement resulting from desperately refusing to crap for many days while backpacking, being at summer camp, or otherwise lacking access to a reasonable restroom facility.
Arwen cranked out a painful Umatilla after a week, and it was fortunate that she did not need surgery.
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1.
Female masturbation.
When Tanya's boyfriend fell asleep she pet the bunny to get off.
See rub, masturbate, get off, female, chick..
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When one usually starts a conversation and the other person is already starting to become annoyed, defensive, and loud not realizing whe..
