n r b

No Reason Boner; an erection that pops up outta nowhere.
spoken as: en are bee, or nerb.

"Yeah man, the cop wanted me to get outta the car, but i had an N R B so i just took the heat."
"We broke up (other dude: "why man?"), got a fucking N R B at her grammas funeral."
"If i dont stop gettin nerbs i gonna cut the fucking thing off!!"

by 6IXTY 1NE July 25, 2006

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N.R.B.

No reason Boner. A hard on achieved with no apparent explanation.

I got a N.R.B. this morning at church.
I got a N.R.B. right in the middle of Schindler's List.

by B.O.B. April 4, 2003

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F.N.R.B.

For No Reason Boner

Used often when one wants to discreetly express the fact that he is currently experiencing a boner for no apparent reason at all.

Dude 1: They just called your name... go get that diploma.

Dude 2: Shit. I don't know what to do. I've got a F.N.R.B.!

Dude 1: Ouch. Bad timing

by Worldwide Thugs September 14, 2006

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n.r.b

1.no reason boner
2.unexplainable boner

dude i got an n.r.b. in science.

by joe mackdonald April 22, 2006

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N.R.B

N.R.B is an abbreviation for what is known as a "No Reason Boner".A No Reason Boner is when a male randomly "gets hard" for no apparent reason.Also see boner.

Man I have a wicked N.R.B right now.

by rundmc March 2, 2006

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