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The inability to fall asleep at a resonable time due to staying up all night Friday and Saturday
Friend: Dude, why are you so tired?
You: I got 4 hours of sleep cause of sunday night insomnia.
by Kitkat71093 January 19, 2009
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2
the inability to sleep on a Sunday night because you were out late the past two nights partying/hanging out and now you have to go to bed much earlier for work/school the next morning
"I only got 4 hours of sleep last night....I went to bed at 11 but Sunday night insomnia kept me awake forever
by jack butler505 March 03, 2011
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