A woman engaging in anal sex in reverse cowgirl position whilst trying to chug a gallon of milk. The male encourages by cheering "chug"repeatedly.
Cody told us all, "next time I give her the Minnesota milkquake, I'm either gonna do it in the backyard or at her place"
by chutney von braunya November 25, 2010
Get the Minnesota Milkquakemug.