When a girl is asleep and the guy comes to sneak to her house. The guy fucks her in her sleep inwhich the girl feels absolutely nothing because she believes it's all a dream.
"Mahn where we're you last night?"
"ooi was sleep fuckin this girl. best night ever!"
By Tybi
Sleep Fucking
an act of having sex and not becomming fully aware of the situation until midway through the act.