Flaccid. When you lose your erection due to something very unattractive. A soft penis
The entire state of Colorado went Flacco after the Broncos lost last night.

The doctor prescribed me some Viagra to help with me Flacco problem.
by ConnaDillen January 13, 2013
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Derived from Latin word Flacdemic
(n)Unibrowed alumnus of a scholarly institution of higher learning, The University of Delaware, who also simultaneously dominates life(s) in general.

(adj) Unibrow with the thickness of Ed Reed's pubic beard
Have you seen how that broseph dominates life? He is one Flacco.

Did you hear that Tim Tebow is gay? That is so not Flacco
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Joe: Oh man! Wheres all the chocolate chips?
Dougie: Bummer. You my friend, just got a Flacco...
by CMBP February 14, 2012
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1.A debbie downer, party pooper, or an otherwise buzz killing individual named after NFL quarterback Joe Flacco

2.When you are unable to achieve an erection in a sexual situation
While drinking around Billy, Billy said, "what would your parents think of that?". To which i responded stop being a Flaccid Flacco.

I wanted to give my girlfriend birthday sex, but i was being a Flaccid Flacco.
by bob da builder3 February 8, 2010
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Joe Flacco is the starting quarterback for the Baltimore Ravens. He's an OK quarterback, but he has to stop having sex with all these women. It's really ruining his image. If he keeps it up, he may lose his sponsorship with Dominos.

But, then again, you can't buy pussy at Dominos!

Voted thickest uni-brow by New York Times in 2009.
Joe Flacco has one of the NFL's most interesting lives, being born to a simple candlemaker in Delaware, and ending up being a crime lord for the Crips shortly after being drafted into the Baltimore Ravens.
by BennyG93 January 28, 2010
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The hilarious comedy duo from Australia. The Sandman has neck-length, curly hair, and Flacco is bald, except for the curved hair smeared on his forehead.
<NakedSandman> Did you steal my red suit? Naughty boy!
by B-Drac August 12, 2003
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Joe Flacco is one of the most ugly quarterbacks in the NFL, right behind Jay Cutler. But, both of them are the most dominant quarterbacks in the league.
Tyrone: Man, Joe Flacco and Jay Cutler are some ugly mutha fuckas.
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