15
(s.) A spontaneaous and short intercourse.
by Johan Fredriksen March 04, 2006
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16
When you are masturbating to the point BEFORE the climax, then when a girl comes into the room you pull down her pants and stick your penis inside her pussy. Since you were about to reach your climax, you end up having an orgasm in her vagina.
*guys sticks his penis into girl's vagina without her consent and has a flash bang*
Girl: How did you have an orgasm one second after raping me?
Guy: I was masturbating before and I just had a flash bang.
by Mescoa December 03, 2008
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17
When the drunk bitch at the bar comes up to you while you're conversating with possible bone down. And ends up scattering everyone away and leaves you stranded without ass.
Joe was just about to get two chicks in the bag before ole flash bang came over.
by j.plumb April 09, 2008
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18
the process in which a girl flashes you and you proceed to bang her.
Jenny goes out flashbanging for money.
by ownedededededededededed May 02, 2005
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19
When you fart but no one suspects that it's you
"Ha I'm so lucky, I just threw a flashbang earlier in class."
by Flamespittah38 May 17, 2016
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20
like a flash mob but instead of dancing its a giant orgy
Jake: hey guys flash bang at the mall tonight at 6
Bex: cool man I'll see you there
by bexallot May 19, 2015
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21
The flashbang is when you go down on someone after eating some spicy food and it sets her/his va-jj/cock on fire. This is sometimes done by accident after drunken encounter at Buffalo Wild Wings but can also be done intentionally by filling your mouth with hotsauce if your eating a dick/pussy you don't want to eat again.
Medic: How can I help you today young man?

Pvt Dicks: My goddamn dick sausage is on fucking fire doc, I can't take it!

Medic: Oh my god... You've been flashbanged son! Nurse I'm going to need a bag of ice, a bottle of Jergens and a copy of Backdoor Hussies 3, stat!
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