Top definition
Sleeping as much as possible on Sunday in preparation for the week.
"Hey dude what are you doing tomorrow?"

"Tomorrow? Isn't that Sunday?"

"Yeah, wanna go see a movie?"

"Can't man I have to fill up my sleep bank"
by PoThePandaMan August 27, 2011
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Apr 21 Word of the Day
I've been jabbed
by Francesco II March 20, 2021
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