Top definition
similar in pronounciation to num lock on a keyboard, num not is when you meet that annoying bitch or bastard at a party, and when they ask for your number, you give them a fake one. hense, num not.
Jill Drunk and Hideous: Can I get your number?
John: Yeah sure... here it is...
Brown: Dude, did you actually give her your number?
John: Hell no bro... I gave her the num not!
by homer8190 November 19, 2007
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