Definitions by TaterManFry YT

greg penn 

A Greg is always a very selfish person when it comes to anything. If they ever go into a social area, they will no matter what, want to feel superior to everyone else in the social setting.

Ew, that kid is acting like Greg Penn.

greg penn by TaterManFry YT January 3, 2017

Jacob Upton 

A self centered person that only thinks about themselves, and will talk shit about you behind your back if you ever meet him/her. If you confront a Jacob Upton about talking bad about you behind your back, he/she will lie about it and pussy out of some kind of a conflict.

Look, dad! Is that a Jacob Upton?
Yes, son. You should avoid him.

Jacob Upton by TaterManFry YT June 16, 2016