Sex Sweater 

The imaginary sweater that keeps you warm after heated sex. Dependening on the weather, it usually only lasts about 15 minutes after sex.

Q- Aren't you cold?

A- No, I'm wearing my sex sweater.

Sex Sweater by Owner of a Sex Sweater January 16, 2011

sweater sex 

1. When two individuals engage in sexual intercourse whilst only wearing a sweater

I have a sweater fetish, so obviously I love sweater sex.

sweater sex by familyguyrox4377 January 8, 2011