Definitions by Slang Bitch

Mattress Gravy 

mattress gravy (n):
when you and a hooker fuck in the hooker's bed but make sure not to get it in her.

"Fuck man, I feel so ashamed. I just made some mattress gravy last night."

Mattress Gravy by Slang Bitch September 25, 2017

Mattress Gravy 

The liquid that spills out from a heavily used mattress when compressed, it may contain liquids such as; semen, saliva, blood vaginal juices, and other bodily secresions

I just cleaned out my mattress gravy last night. it took my five hours

Mattress Gravy by Slang Bitch September 25, 2017