Top Definition
NO Reason Boner
Popular among thirteen year old boys.
I got a NORB during gym class and had to goto the nurse for her to rub ointment on it.
ayon kay Shamen ika-02 ng Setyembre, 2003
Creature that runs naked through the Savanah. Comes in three different genders.
Wow, did you see that Norb run?
ayon kay LVS ika-06 ng Abril, 2009
Robust round testicles
Hey Rod I had Father Nelson's norbs bouncing on my chin just before he hit the vinegar stroke and blew his love custard on my chest.
ayon kay Bing Tockley ika-13 ng Enero, 2009
Abbreviation for "nice orbs", pertaining to boobs, breasts, tatas, etc. Word is most commonly used in online conversation, but is often used in everyday conversation too.
My God, that girl has some amazing norbs!
ayon kay estabanismoi ika-30 ng Nobyembre, 2014
short for "no reason boner", those annoying woodies that pop up for no apparent reason
Dude 1: Dude, what's that in your pants?

Dude 2: Oh sorry, it's just a stupid norb
ayon kay joeswam ika-24 ng Hulyo, 2011
N-no
O-operant
R-reason
B-boner
Dang it i cant get this NORB to go away!
ayon kay jimlustylip ika-17 ng Setyembre, 2010
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