Top Definition
A shower for you buttocks, esp. after having explosive diarrhea ; any large-scale washing of a body part
Simon took a butt shower after he exploded on the toilet.
by Goldenkirby December 12, 2006
The process of coating the buttocks with semen, occuring most commonly after pulling out before ejaculating during anal sex
Brandon: I gave Pam a butt shower last night
Pam: It's true, the sheets are crusty from all the run off.
by GluteusMaximus March 16, 2009
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