look up any word, like wyd:
When you leave your ejaculate on your (or your girl's) stomach and pass out.

On the coldest and loneliest of evenings, use your cumforter as an added layer of insulation.
Bro 1: Dude, last night I was so tired after tugging it I passed right out and left myself a bell full of mess.

Bro 2: At least the cumforter kept you warm.

Bro 1: Yea, but it was a bitch cleaning the fuzzies off my stomach this morning.
by nofx9019 March 24, 2010

Words related to Cumforter

blanket comforter cum semen
A hotel comforter should be called a Cumforter because everyone has sex on it.
John and Sammie had sex on the hotel Cumforter.
by icwish February 11, 2010
The sheet/towel you use over and over again to clean up your 'mess' after masturbating.
After I got done masturbating, I used my comforter to clean up my mess, thus making it a cumforter.
by Mat123abcyallknowme August 11, 2010