Two letter shorthand for the words "So Fucking." This is used in tandem with an adjective to enhance the meaning of it.
we had pizza from Lombardi's and it was sfgood.
Dude 1: That hot chick was a total bitch
Dude 2: Man, sfstandard
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