A phrase made popular by a pro gamer named FPS Doug on the internet series Pure Pwnage. FPS Doug says "Boom, headshot" everytime he shoots an opponent in the head in Counterstrike Source or any first person shooter type game.
n00b: OH NO, It's FPS DOUG!!!

- FPS Doug shoots n00b in the head -

FPS Doug: BOOM, HEADSHOT! TAKE THAT N00B!!!
by Andrew1 August 23, 2005
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The signature catch phrase of FPS Doug, from the acclaimed Pure Pwnage series.
by S_t_G August 8, 2005
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A term often used after having achieved blasting a target in the head of a targeted player in a First Person Shooter video game. If your a pompus ass and decide to use it out loud, you may choose to broadcast it through voice comm. software to your teammates. Or it can be sent to the other players in game through the typing of the keyboard keys and putting the letters on the computer machine monitor screen.
BOOM HEADSHOT, BOOM HEAD SHOT. I could dance all day, I could dance all day, try n' hit me, try n' hit me, come on! BOOM HEADSHOT YAAAAA!
by The S.S. Inu August 8, 2005
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Describes a situation that occurs when a small aerodynamic metal projectile traveling at very high velocity makes contact with the cranium of a human being causing instant and extremely prejudicial trauma to the contents therein, typically causing a new orifice to open on the opposite side to the entrance of said projectile thus exploding the contents thereof out of it with great force.
1: "Would you like some Grey Poupon?"
2: "Why yes I believe I would..." <SPLATTER>
1: "Oh my!"
3: Sniper "BOOM! HEADSHOT!"
by UrbaneSophisticate February 23, 2011
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Often used whilst playing a death defying game of CS:Source, when you get a headshot you say: BOOM! HEADSHOT. Often used by FPS Doug.
Player: Damn, he shot me.
FPS Doug: BOOM!HEADSHOT

(quote)FPS Doug:"My heart's beatin, my heart's beatin, my hands are shakin, my hands are shakin, but i'm still shootin, it's like BOOM!HEADSHOT, BOOM!HEADSHOT, BOOM!HEADSHOT, BO-OM!HEAD-SHOT!"

BOOM HEADSHOT

by miccadoin September 6, 2006
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A new, recently coined definition.

It means you have achieved a headshot, so it makes since to shout it as loud as possible after ejaculateing on someones face.
Guy: BOOM HEADSHOT!
Girl: Ewww... That really killed the mood...
by dragono July 8, 2006
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A term commonly used by people with an extreme case of ADHD, while they're playing an online FPS (First Person Shooter) such as CounterStrike. While many newer players (n00bs) may use the standard "headshot," all experience players, while pwning said n00bs, will use the more advanced "boom headshot."
I was pwning these n00bs and I was like, boom headshot, boom headshot, boom headshot, and it was like that.
by JJ Tompson and Kasey Kenseth August 28, 2005
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