Somn-Onanist
One who masturbates while sleeping.
Robert: Why were you sleeping on the couch
Roy: Dude, your a Somn-onanist, it was nasty
Robert: NO WAY
Roy: Control yourself next time you have a fucking sleepover
Roy: Dude, your a Somn-onanist, it was nasty
Robert: NO WAY
Roy: Control yourself next time you have a fucking sleepover