Top Definition
Name given to girls with 10/10 asses but you never see their face. Commonly used when you and your buddy are walking behind a fine ass and you casually call out 12:00 to signal your bud.
Matt: Hey Zach, 12:00
Zach: fucking hell twelve o'clock is ahead of us again
Matt: I want to see what she looks like
Zach: That would ruin the magic of a twelve o'clock
by Tyco_ February 28, 2017

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to do a whellie on any vehicle
yo, shorty twelve oclock dat bike, the back fender was scrapin the street.
by one, Oclock December 29, 2007

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