Top definition
when a girl isn't very attractive or sexy, but you have the utmost desire to fuck the shit out of her
Me: Dude, what do you even see in that girl?
Bro: Gotta be the spence factor.
by MHhomewrecker September 08, 2011
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