A sleepover that people attend with intentions of staying awake the entire time, hence the name "wake"over. Additionally, the people who fall asleep are subject to pranks and really have no right to protest because they didn't follow the only rule.
Everyone ignored John's anger about how we drew a penis on his face while he was sleeping at the wakeover.
by stupidfingahs April 11, 2008
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When you begin to get a hangover, while your awake as you've been awake/drinking for so long
"Shit, it's 5am, im getting a wakeover"

Bro 1: "You look terrible!"

Bro 2: "Yeh, I've got a wakeover"
by thechubbychaser June 19, 2011
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Excessive grogginess, tiredness, or general irritability after staying up very late. Often experienced by college students during exams.
Bob was up all night studying for his final and ended up falling asleep with a wakeover.
by Mousestudent July 16, 2010
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