double down

to engage in risky behavior, especially when one is already in a dangerous situation.

This figurative usage as appearing in the Oxford English Dictionary is a meaningful explanation of “double down” other than the ubiquitous “to double the wager in exchange for only one additional card in Blackjack gambit” in every online dictionary.
Don’t try to double down the exposures of your retirement money in aggressive investments

It is the time to double down on the commitment of solar energy, rather than to scale back

HP is going to double down on Palm’s webOS
by vanderpol August 04, 2010
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double down

1. Having sex with more then one person at once, most usually a girl taking on two guys and even more specifically alternating between blowing one and the other.

2. In blackjack, to double your current bet at your turn, in return for which you get one more card and then no more. In what situations this is allowed and/or advicable varies somewhat depending on the casino, but if no card counting is done, it's usually a good move on all hands totaling 11 and some totaling 10.
Hey Sue, heard you doubled down last night.

11 to the dealers 6? Double down, no question.
by Patrik Lundin October 06, 2004
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Double-Down

A KFC sandwich which features two boneless white meat chicken filets (Original Recipe® or Grilled), two pieces of bacon, two melted slices of Monterey Jack and pepper jack cheese and Colonel's Sauce. The sandwich was originally advertised as only having 540 calories but later analysis by 3rd parties placed the calorie count closer to 1190 calories.
Did you see the line of fat people outside of KFC when the Double-Down was first served? That's gonna be the saddest gathering of KFC Regret in history!
by suoivun April 22, 2010
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double down

A sandwich that a company markets hardcore to get people excited for, but it doesnt live up to the hype.
Dude I heard some much buildup for the double down but when I tried it was just run of the mill.
by steinhammered April 15, 2010
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double down

The act of performing oral sex to both the genitalia (m/f) and anus.
"I would totally double down on Bjork."
by austinfromsobe/temple October 06, 2008
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Double-Down

The "Double-Down" is a famous rap song made known by the notorious BIG D. BIG D makes his presence known in the streets of Chicago beat boxing where anyone who is important walks. When it is your first time hearing the magic of the "Double-Down", BIG D is gonna bring it to ya nice and slow...no one knows why.
The "Double-Down" has no lyrics just "da da da da Double-Down". But surprisingly, when song with different pitches, tones and beats at certain times, the "Double-Down" is very entertaining.
In the future BIG D is gonna make a tight dance to go along with the "Double-Down" and bust some more verses for his song.
The "Double-Down" is a must hear whenever you are in Chi-Town.
Yo have you guys ever heard of the "Double-Down"?

Hey Walter I just heard the "Double-Down" by BIG D!!

Pop, crack, snap and jangle! the "Double-Down" by BIG D is my favorite song!!

by Gregory T. May 23, 2008
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double down

v. Upon completion of defecation, standing up and wiping, a sudden and overwhelming urge occurs, compelling the person to immediately sit down and defecate once again.
Just as Fred felt as though he had stopped shitting like a demon; he got up and wiped himself clean. Then all of a sudden a sharp pain in his lower abdomen forced him to double down on the toilet and shit once again.
by scabbrain May 17, 2010
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