Top definition
A phrase that is often said when an MSN conversation between Ashley Aubertin and Allison Del Vecchio has a font size of 16.
Allison: Size 16 yo!
Ashley: Fat a tat tat.
by Ashley_A October 23, 2004
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