sleephangover 

The headache and discomfort that is felt after having too much sleep.

Ugh, I took a a 2-hour nap and I slept the 12 hours straight the night before, I am totally experiencing a sleephangover.

Eddie: My head hella hurts. What time is it?

Jane: It's 3PM!

Eddie: What?! I just slept for 14 hours straight.

Jane: You have a sleephangover.

sleephangover by mischief81 July 24, 2010

sleep hangover 

A sleep hangover occurs when someone sleeps too long or too late in the day that they get similar effects as a hangover.

Dan - Dude i just slept till 3:00 and i feel like shit.

Dave - You got a sleep hangover motha fucka!

sleep hangover by conconk August 18, 2011

sleep-hangover 

The headache you get when you sleep for too long.

John had a massive sleep-hangover from the 14 hours of sleep he caught last night.

sleep-hangover by laurenelizabeth July 20, 2008

Sleep Hangover 

When you get a good nights sleep, waking up is the equivelant is that of a hangover.

"Did you see that college girl?"
"Yeah what about her"
"She looks like she has a sleep hangover."

Sleep Hangover by rugbygirl15 October 30, 2011