(n) state of exhaustion due to copious amounts of sexual activity.
i can't make it out tonight; i'm sexhausted.
When one has engaged in copulation for so long that they become exhausted. This may be in a few seconds for fat folk, or considerably longer for the Olympians out there
Girl: Can't we go again? Just for 5 more minutes?
Guy: Sorry Baby, I'm sexhausted. Wake me up in a few hours with a bacon sandwich to replenish my strength, then we'll talk.
The immediate feeling of fatigue following sex, especially really amazing sex.
"Wow, that was sexhausting. Wanna smoke a cigarette?"
"I was gonna make him a sandwich afterwards but we were both way too sexhausted."
hittin' the skins til they sore.
Samantha: "I don't know if I can take anymore of this"
Amy: "what's going on, everything OK?"
Samantha: "Yeah, but Dean has been keeping me up all night for the past 4 days. I'm sexhausted!"
Amy: "Don't even try it, you expect me to feel sorry for you? I've got cobwebs down south"