Top definition
A girl with a fat ass on top of her actual fat ass. i.e. Christa.
She sat down and her double decker ass was hanging out!
by Miss Kay October 03, 2006
Mug icon

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