one-hit wonder 

can only tap that ass once. and your actually good at it. and that's the only time.

i slept with this guy twice, but he was a one-hit wonder

one-hit wonder by G-Unit September 28, 2003

one-hit wonder 

The date that you tag once, find out how awful s/he is and don't go back for seconds.

one-hit wonder by Anonymous September 28, 2003

one muscle 

1. a dance invented by the sciupa femmine, denny, and his cock monster affiliate benny
2. its a dance where you hold your one finger in the air and move your hips as if you are having sex, moving only your one muscle

Forget the Electric Slide, come here and see the one muscle!!

one muscle by Marinemeatball November 30, 2004

one-eyed headache 

This is when a person feels like the have a headache on only one side of the head, particularly felt on top of the eye or on the eyebrow.

person one: whats wrong?
person two: Dude I have this horrible headache, but its only one side!!
person one: oh, you must have a one-eyed headache.

one-eyed headache by Carlos Santiago September 26, 2005

One Cent Peice 

Someone of any sex who has below average physical appearance.

That sophmore who looks like a cat fish is a One Cent Peice.

One Cent Peice by Katie_ October 18, 2005

one on the city 

To order a water in a coffee shop or restaurant.

Give me one on the city...

one on the city by MarkBryan March 4, 2007

one-a-day 

A beneficial defecation regimen.

It never fails, when I travel my vitamin (one-a-day) routine is impeded.

one-a-day by machBailz May 17, 2007