A player (namely basketball) who is supposed to be quite good but who is actually quite whack. Originally used to to describe Uconn player Josh Boone, as compared to Uconn star Emeka Okafor.
Used to describe someone in sports who sucks or is playing poorly - "That cat's a Jokafor"
Used to hate on someone who can't finish their beer, or is doing something gay in general - "You're nothing but a Jokafor"
Pajama casual is a term used when working from home and preparing for a video conference. All business above the waist and your pajama pants down below.