Act where any number of lesbian women pile on top of each other for sexual pleasure. Typically involving four or more females but can grow to double digit numbers where the pressure on the bottom of said pileup reaching lethal levels.
Alyx: Oh man, my chest really hurts for some reason.

Mike: You should know by now Alyx that pressures can be quite large at the bottom of lesbian pileups.
by jtsiz November 14, 2011
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