Montreal Poundcake
A sex act in which one partner releases all of there bodily fluids onto their partners chest. This includes feces, urine, semen, blood, vomit, and tears. The mixture is than smushed with the buttocks until it is well mixed. It can then be used a variety of sorts, such as a lubricant. At the end of the session the slop is gathered and eaten.
Fraser: Hey bebe how bout I give you a nice Montreal poundcake tonight
John: Souns good dude! More feces this time!!
John: Souns good dude! More feces this time!!