Your regular weed, grown by a regular kreg.
Reg kreg and his kreggie got nothing on Craig's carefully cultivated cannabis.
Kreggy is a synonym for "friend". It can be used as a fun nickname.
Hey, my kreggy! What's up man?
Doing good, my kreggy!
A Kreggy is a nice, kind hearted person who tends to be nice, but he also loves to get on peoples nerves. A Kreggy could be a nice person if he wanted to, but also fail at it. You could define a Kreggy as the "You had one job" meme.
Person1: Yo Micheal is a total Kreggy
Person: Yeah fuck Micheal