Top Definition
1. The act of having sex with someone that is fat.

2. Two fat people having sex.
1.
Person1: Yeah, we decided we're going to have sex.
Person2: You mean you and that fat chick?
Person1: ....Yeah
Person2: Oh..Well..Urm..Have fun flubber fucking!

2.
Person1: Oh god they're doing it again. I can hear their fat slapping from in here.
Person2: Oh no! Flubber Fucking!
by JusLilOleMehXD February 24, 2011

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