A term or description created by a well-known comedian describing a male rear end that has been sodomized. After numerous times it has the look of a Koi fish mouth.
by Esolee3 February 13, 2016
Koi is an online preditor will tend to groom groups of people (ofter males) seducing them into nefarious activities
by HolyGuacamoleSauceOnABuiscute May 11, 2020
A tampon left floating like a dead fish in the toilet, usually left by dirty tramps with no bathroom wastebasket.
by michael lowe May 10, 2007
by lighteninkmkqeen November 01, 2018
by Bubbers69 October 30, 2009