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A term used in disgust when describing something you really don't want or had to do.

Butthay, I really liked the suppository they gave me just before the procedure!

Butthay, we didn't have to sit in the sewage that long!!!

by Jamfetto March 24, 2009
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that fine blond hair found around the rectum. But hey, could be around the bifkin!
She's a neat freak, but sometimes misses a bit of butt hay when shaving.
by DrPerlJam April 29, 2009
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