1 definition by Spanky Shmanky

A mix of 'nap' and 'dump'. The act of, while taking a dump, falling asleep on the toilet. Often used as a way to have a quick nap at the workplace, by hiding in a bathroom stall to take a nap.
I was so hung over I took 3 numps today.
-or-
He's so lazy, he numps more than he works.
by Spanky Shmanky November 12, 2005
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