guyser
A sexual position in which a man titty fucks another man that has large enough man-boobs to allow such a vile act.
That guy is so overweight that his tits are so huge that you can give him a guyser.
Guyser
The explosive regurgitation of semen acquired during a long bout of oral sex with multiple partners.
I was number twelve in line, so I knew I had to get off quick before she gave me the guyser.
gooey guyser
when a guy cums in a girls mouth she swallows he sticks it in her pussy and she pukes it back up
i had to clean up the floor because my girl friend pulled a gooey guyser