falling asleep without no one noticing.
Eman: Hey wheres Don?
Marty: There he is, hes asleep.
Eman: Oh man, hes quick. He ninja napped.
by shortychopo January 16, 2011
the act of napping unexpectedly when the feeling of being tired is not present. should be avoided when operating heavy machinery or driving a motor vehicle. preferably takes place on a couch or another piece of furniture; not to be confused with fainting
"i was just sitting there talking to my friend and all of a sudden was hit by a ninja nap"; "sorry, just ninja napped"
by cardancechamp24 March 08, 2010

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×