Mashing Cakes

To mash cakes means bumping uglies, swaping gravy, or doing the no pants dance. Can be used in past tense and appreviated ex."we mashed"

If you bring home a drunk college girl from a keg party, your probably gonna end up mashing cakes.

by clay motha fukin jones March 5, 2008

Mashed up Dundee cake

The disastrous results of shitting yourself and seeing what the contents of your undergarments look like

Egad I've got 3 and 3/4 lbs of mashed up Dundee cake in the seat of my pants right now

by Mon nom de plume est Satre August 26, 2016