Define Preface Meaning

Preface
The process of screening someone who requests to add you as a friend on Facebook. Determining if they are "facebook worthy"

Some guy I really don't know keeps wanting to add me as a friend on Facebook. I did some preface work and found out he is a jerk. Saved me from defacing him later.
By Teresita
Preface
Life prior to signing up with facebook

The preface was found to be quite mundane.
By Ivette
Preface
preface is the clear fluid that leaks out of a guy's dick prior to having a cumgasm ... preface = pre-cum

I'm a leaker -- When I jack off I always have pools of preface on my lower abs!
By Freda
Preface

The preface was found to be quite mundane.
By Kordula
Prefacing
The act of getting extremely drunk or "shitfaced" prior to attending an event. Also known as extreme pregamming.

Dave got so drunk prefacing the party that security wouldn't even let him in the door.
By Myrtie
Preface
The act of creating a face prior to somethings happening, or just after something happened.

Cindy prefaced after she saw the size of Mikes dick.
By Lidia
Preface
The act of applying one's makeup, before leaving to a club, bar, or other social event.

Chase, Nicholas, and Sheldon love to preface, before heading to the club.
By Angie