The accumulation of sweat and bodily fluids found in bed sheets after sex occurs.
Tom: Yeah I had sex in your bed last night. Sorry.

John: Wow thanks for telling me. Now I have to go clean up all of your sex gravy.
by Pizzataco1013 November 5, 2014
Get the Sex Gravy mug.
The hot sweaty sex you have directly after thanksgiving dinner.
Can't wait til dinner is over so Jessica and I can have that gravy sex.
by 14mankol November 6, 2015
Get the gravy sex mug.