For females the part after sex induced by the jackhammer effect or jackrabbit pounding, resulting in a dazed, confused, lazy, sleepy, lethargic, low-eyed physical state. (I.E. from Mortal Kombat the "Finish her!" swaying.) Although most females wont admitt to being in the Cum Coma, you can always tell by the look in her eyes. The Cum Coma is also ranked on levels ranging from 1 to 10.
Dude whats wrong with that fine honey? Sam gave her the Sniper Strech then pounded her into the Cum Coma! Holy shit just look at her eyes, shes a fucking level 10!