Cumpacity

The amount of cum a given person can hold in their mouth (or any given orifice) at one time.

Her mouth has a very good cumpacity. I blew two loads in there!

by Ninja Amber August 28, 2011

Cumpacity

The amount of cum in which one can take

She is a slut, her cumpacity level is very high

by Mrspencer November 13, 2015

Maximum Cumpacity

When you have had sex (or jerked off) so many times in one day that you lose the ability to have another orgasm.

Last night they had a Jenna Jamison marathon on pay-per-view porn. I beat off so many times, I reached my maximum cumpacity!

by Fruitless Choad September 29, 2006