Shortened version of prefix.
A person so obsessed with fashion and mainstream culture that they put their own self worth before others.
Person1: See that guy with the gucci watch, and supreme shirt?
Person2: You mean that preef? He probably has no personality and posts every purchase in their life on their Snapchat story.
When you fool someone with a story you made up the minute before you talked to them.
I preefed my girl and said I had homework.
Proof reading and or pre reading the script
I was Preef rooting the script for the play, there were no errors, and I was ready to act!!