by Word Brett August 14, 2009

NARB- N. No Apparent Reason Boner. When a male individual becomes sexually aroused for absolutley no apparent reason, and cannot make his penis heel on command.
I was sitting in math class day dreaming when I suddenly felt a NARB growing, of course I was called to the board immediatley after the NARB took full form
by Grigdanus August 7, 2006

Person 1:What does NARB mean?
Person 2:No Apparent Reason Boner.
Person 3:Are you kidding? It doesn't mean that. It means Newly Associated Runescape Bitch!
Person 2:No Apparent Reason Boner.
Person 3:Are you kidding? It doesn't mean that. It means Newly Associated Runescape Bitch!
by ThisIs4youJeanles February 17, 2009

by Jack September 21, 2003

by Pcass December 28, 2005

Acronym for "No Apparent Reason Boner", often the bane of male junior high students and some high school students everywhere. They seem to occur at the most inopportune moments such as right before the bell rings and when a teacher calls you to the board or their desk.
Wes: "Hey everyone look, JT has a NARB!!!" (Everyone points and laughs.)
JT: "Faggot..." (Covers boner with chemistry book.)
JT: "Faggot..." (Covers boner with chemistry book.)
by tkastudent May 24, 2007

Apart from being the acronym for “no apparent reason boner”, it is also used by people in place of the term noob to try and make themselves sound cool. It is most commonly used in online games.
Person1: How do I make money?
Person2: Stfu narb
Person1: Are you calling me a boner?
Person2: Omg It can also mean noob you narb!
Person2: Stfu narb
Person1: Are you calling me a boner?
Person2: Omg It can also mean noob you narb!
by Pirune May 25, 2009
