a girl who after performing oral sex carries the cum in her mouth to the nearest sink to spit it out, hence the donkey refrence.
by ufodog624 July 29, 2008
 Get the cum donkeymug.
Get the cum donkeymug. In cum swapping world, one whom you unleash your load on but not the one that swallows it. Essentially, a donkey who carries your load to the destination.
Last night I watched this fugly japanese cum donkey snort cum from her nose and puke it out of her mouth to the mouth of other equally fugly chick who swallowed it whole which made my dick more limp than a bizkit.
by ghunthorp January 4, 2022
 Get the Cum donkeymug.
Get the Cum donkeymug. a girl who after performing oral sex tries to swallow the semen but the semen coats, so she makes donkey sounds trying to swallow it.
by Rogue Imp February 2, 2017
 Get the cum donkeymug.
Get the cum donkeymug. by Green gnome May 24, 2023
 Get the Cum Donkeymug.
Get the Cum Donkeymug. The substance added to zero-calorie sweeteners to ensure they are not chemically identical to sugar.
by The XDer July 6, 2021
 Get the Donkey Cummug.
Get the Donkey Cummug.