a door in which behind lies ones innards. In laymens terms a vagina.
Jim- Did you chill with that skank last night?

Bob- Yeah I shot my load in her gut locker.
by Rich4445 January 26, 2006
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1: another word for vagina. comes from the bloodhound gang's song "Foxtrot Uniform Charlie Kilo".
2: an all-girl band from Knoxville, TN. ref: www.myspace.com/gutlocker69
A woman thinks with her gut locker.
by mary denman June 4, 2007
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