When you're constantly talking to girls, and got a new 'bae' but really you're a walking friend zone. Nice lad though.
Person 1: Guess who's got a new bae?!
Person 2: Do you actually talk or are you being a Jack?
Usually live in Jacksonville, tend to do lots of jumping-jacks, and are the most popular among authors, as that seems to be the only name they ever use
If you are reading this, The Jack army will do nothing
Usually lives in Jacksonville, does lots of jumping-jacks, is constantly being called jack-attack, and is lonely.
Look that must be a Jack, he looks lonely and sad.(me)
A name given to the most cooperative person when organising an event or night out
Liam’s been well helpful he’s been a true jack
short ugly guy that sucks at hockey
jack is ugly and bad at hockey because he’s small