The name that is given to an individual that is being a complete moron, idiot or dumb-ass. Also lacking in common sense.
Bob: Man you see that Lakers game?
Derek: Yeah bro.
Bob: Man I love hockey.
Derek to Lindsey: Whaaaaatta knob.
Derek: Yeah bro.
Bob: Man I love hockey.
Derek to Lindsey: Whaaaaatta knob.
by seizing November 13, 2009
 Get the Knobmug.
Get the Knobmug. Jake: "So...How was it?"
Alyssa: "Jeremy?"
Jake: "Yeah, I saw you guys walk out the club together!"
Alyssa: "Oh....His knob was small."
Jake: "Dang..."
Alyssa: "Jeremy?"
Jake: "Yeah, I saw you guys walk out the club together!"
Alyssa: "Oh....His knob was small."
Jake: "Dang..."
by I don't know.com May 10, 2018
 Get the Knobmug.
Get the Knobmug. by attyyayamhay April 27, 2019
 Get the knob with thatmug.
Get the knob with thatmug. by Tom P. Cock April 21, 2006
 Get the knob onmug.
Get the knob onmug. by The marone ramone , August 14, 2013
 Get the Knobmug.
Get the Knobmug. A game where a group of men secretly expose there individual penis' in a crowded room such as a bar and poke someone with it, at which point they shout to their friends, 'knob' s on'.
by Barry big bones  December 24, 2016
 Get the knobs onmug.
Get the knobs onmug. 