Top Definition
Trends associated with life before 9/11/2001, the day the World Trade Center was attacked. Also used mockingly to insinuate a person is out of touch with current trends.
"Bill Clinton? He is so 9/10".
by JMcKelvey January 02, 2007

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.

×