1 definition by WhiteChaco

Top Definition
When you feel drowsy or tired all day from having slept more than needed the previous night.
Man, after I pulled that all-nighter yesterday I crashed at 4pm and didn't get up until 10am. I was feelin shitty through all my morning classes.

Yeah, me too. I can't shake that sleep lag.
by WhiteChaco March 22, 2011

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