Definitions by Cyeahboii.

Gronk 

Someone who is a dero and nobody really likes.
Loser, idiot, fool, dero.

Marley: "ah im so drunk, you wanna fucking punch on bitch?"

Me: "fuck off you gronk"

dero loser jerk idiot wanker

Gronk by Cyeahboii. November 23, 2009