Top Definition
A video involving a pair of young girls who deficate into a cup, lick and swallow the results, then vomit on each other.
Similar to tubgirl or Lemon Party, in video form.
"Gah! Someone just sent me 'cup girls'! I have to go bleach my eyes!"
by EcchiKitty September 26, 2007

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A girl who with a friend will get a cup and one of the two will defecate in the cup and then lick, eat and play with the feces. Then vomit in each other's mouths.
He became suspicious his girlfriend was a cup girl from her feces smelling breath.
by Miker 430 December 03, 2007

The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

Lotsa space for your liquids.

Buy the mug

The Urban Dictionary Mug

Your favorite word on a white mug.

Create a mug

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug

The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

Buy the t-shirt

The Urban Dictionary T-Shirt

Smooth, soft, slim fit American Apparel shirt. Custom printed. 100% fine jersey cotton, except for heather grey (90% cotton).

Buy the t-shirt
shorthand for the video featured on the 2girls1cup web site featuring a disturbingly viral scat porn video. Multiple response videos and parodies have been posted on mainstream sites such as youtube.
dude 1: WTF are you doing IM'ing me that sick shit????
dude 2: Huh-huh, the cupgirls rock. I showed it to my grandmom like that one guy in that video on youtube.
by Bry-master November 29, 2007

The Urban Dictionary Mug

Lotsa space for your liquids.

Buy the mug

The Urban Dictionary Mug

Lotsa space for your liquids.

Buy the mug

The Urban Dictionary Mug

Your favorite word on a white mug.

Create a mug

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug

The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

Buy the t-shirt

The Urban Dictionary T-Shirt

Smooth, soft, slim fit American Apparel shirt. Custom printed. 100% fine jersey cotton, except for heather grey (90% cotton).

Buy the t-shirt