Top Definition
A name for a woman who offloads a large amount of urine each time she empties her bladder, usually at high and hugely audiable speed.
Hol: Jeez Mel it sounds like the Hoover Damn just broke in cubicle 4. You're such a gush fanny.
by melvin cottervich January 24, 2007
5 Words related to gush fanny

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