To have spilled tea on you while driving, and it run down the seat and under your butt making your butt wet.
Guy1; Cindy's got a wet butt.

Guy2; Oh must be tea butt!
by surg2011 March 1, 2011
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Butt Tea is defined as severe diarrhea that is watery in nature.
John had a case of butt tea after drinking all night
by BigB118 November 27, 2013
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