Top definition
A competitive or non-competitive event, where participants attempt to complete without stopping in three successive events, hot or dry sauna, whirlpool or hot tub, and steam bath.
Lewis I do not want to do the triathlon today, I will beat you in a tribathlon instead!
by Ben V March 21, 2006
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Aug 1 Word of the Day
the act of texting people while you are pooping
ex. (talking to a friend on fbook chat)

person 1: hey man whats going on tonight
person 2: i gotta go to the bathroom il poopt you

or

person 1: whatsup man what are you doing?
person 2: poopting you
by mr.poopter January 26, 2011
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2
A very long session of tribadism, the lesbian genito-genital sex act.
We came over and over again; it was a real tribathlon.
by Skek January 14, 2006
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