Top Definition
The nine primary keys 1-9 (plus the zero) that comprise the main interface for a typical wireless mobile device.
He hit the number 2 on his nineup to send a text to his friend.
by Mobile Junkie December 17, 2007
5 Words related to nineup

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.

×