noobtube 

The nickname of the the Halo or Halo II rocket launcher when used "noobily" by a noob that hogs the rocket launcher(the most powerful weapon in the game) and tends to "camp" but ultimately loses the battle and/or all his dignity and reputation.

"Your noob tactics only encourage us to severely own you in a few seconds and you won't have your stupid noobtube to help you, think fast ya nooblet!"

noobtube by Thy Froogle King March 22, 2005

Noobtube 

A technical error on YouTube, hindering viewing pleasure.

*The playback of a fully loaded YouTube video stops abruptly*
You: "NOOBTUBE!"

Noobtube by WaterproofTowel August 14, 2010

noobtube 

Its a very offensive word the is a combination if all cues words

YOU'RE A NOOBTUBE

noobtube by luk3ee September 15, 2017

Noobtube 

A under barrle mounted grenade launcher in FPS games such as COD4 and MW2, primarily used by new or bad players of the game.

Lvl 1: Uses noobtube 'SHLUNK'
Lvl 55: "Dude no noobtubes"
Lvl 1: "but it's my only attachment"

Noobtube by SmooTheDragon June 12, 2019