noobtubbing 

Most popular in games like Halo or CoD, noobtubbing is the act of overly using of the Brute Shot or Barrel-mounted grenade launcher, respectively.

Doing this, more often than not, makes other players dislike you, avoid you, or call you a noob.

a nuke: Dude, the only wep he uses is the brute shot.
A Prinny Dood: Forget him. He's just noobtubbing. Let's join another server.

noobtubbing by pr1nn13s September 7, 2009

Notubbing 

A verb used to describe any time you are not actively in a hot tub, aka hot tubbing.
(Pronounced not-tubbing)

A: "Hey man what is Jake up to tonight?"
B: "I think hes just notubbing with some friends"
A: "That kid is seriously is such a douche"

A: "Dude i've been notubbing for like 3 weeks now"
B: "Thats rough man, hang in there."

Notubbing by aldrchase August 18, 2013