Top Definition
A nap taken right after masturbating. Sometimes masturbation is used specifically to induce a whack nap.
"Man, last night I was alone so I spent some time doing the hand jive, and it made me take the longest whack nap ever!"
by Lesna January 26, 2009
5 Words related to whack nap

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.

×