To miss out on something because one doesn't realize it's full potential, usually used with the word 'on.'
Some artists aren't as well known as others, so people stay sleepin' on their music when it be really good yo.
by DarkNova December 18, 2001
by Chiefy Jackson November 30, 2017
by Richard Garcia January 29, 2003
by C C N DJ July 11, 2008
by korewatastyfish January 17, 2012
by Gucciganggigi January 08, 2018
to sit on ones hand for at least 20 minutes before you masterbate. makes your hand feel like someone else.
I gave myself the sleepin' pussy.
by Andrew March 06, 2005