The act of simultaneously taking offense, complaining, and arguing aggressively about subjects that have little to no consequence on real life affairs. "Koontzing out" will continue whether attention is given or not, effects multiplied astronomically when mixed with alcohol.
"Dude, you hit my Macbook, with a packet of fire sauce that did absolutely no damage, do you know how much this thing co--"
"Dude. Dude. DUDE. You're Koontzing out right now. Stop. Stop. HEY. STOP." *leaves room*