The casual insertion of the fact that a girl has a boyfriend into a conversation she is having with another guy. She may or may not have a boyfriend.

Purposes include:

- not leading the guy on
- not being attracted to the guy
- being faithful
Friend 1: So I saw you getting pretty friendly with Melissa last night eh?

Friend 2: Ya, but then she dropped the B Bomb on me. Totally lame.

Friend 1: Drag.
by reygunz12345 August 03, 2010

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Top Definition
An alcoholic shot consisting of half Ouzo and half Full Throttle Energy Drink
He did too many B-bombs on Saturday and now we can't find him.
by South A November 09, 2008

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When you're hitting on a female and she mentions her boyfriend to back you off.
I totally thought I was gonna get some until she dropped the b-bomb on me.
by BonJoeV August 26, 2008

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To burn, or to smoke weed
Yo daniel do you wanna bbomb later?

I'm so down to bbomb tonight
by Daniel657 December 26, 2010

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when one balaces books on ones boner as indicated

B-alancing
B-ooks
O-n
M-y
B-oner
"Hey Martin look at this b-bomb I got going on"

"Dammit man you got a bible there on that boner dude!"
by marocpom February 14, 2008

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Telling someone your relationship is over, especially in a cold, sudden manner.
He dropped the B-Bomb on her right there in the airport. Left her hard and dry in a 3rd world country to fend for herself.
by gerry c. January 16, 2007

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to exhibit sudden and overwhelming homosexual tendencies
Back off dude, don't go b-bomb on me now!
by thelark November 07, 2003

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