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1. slept on
overlooked; forgotten, ignored.
"He slept on the cd so i scooped that shit up."
by iq Dec 2, 2002 add a video
2. slept on
To be underated or over looked.
That fucking Too Short Cd was slept on but that shit got some dumb ass slap.
by Marquis Lee Feb 25, 2004 add a video
3. slept on
Means, to be ignored or overlooked, not paid their respect (or disrespect) when an effort is made by a person or group of persons. Usualy refers to underground hip hop but not always.
'It ain't right that Nas always be slept on by today's radio and tv stations' =
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