a suckernucker is a word to describe a retard that complains way to much about the littlest things.
Tahuna:WhY diD YoU kIlL Me IN RoBlOX!?!?
Zedynn:Chill bro!?!
Tahuna:NO FUCK YOU IM GOING TO KILL YOU!?!?
Zedynn:Stop being a fucking suckernucker retard.