Is when the penis is completely limp, and nothing can bring it back to life.
Dave: my dick was limp,even when mary was grinding her ass on it.

Chris: sounds like road kill dick bro.
by autumnnips May 4, 2014
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An out-of-date clothing style, or other fad, that has been overtaken by something 'new', i.e. the old has been run over by the new.
Valley girls talking about Hippies: "Ewww! Fashion road kill!"
Other examples: Spandex; Disco; Grunge; Whatever is current NOW, etc.
by Havoc August 10, 2004
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A person who is too stupid for words. A person that you wonder how and why they are still alive. A person so stupid that you know it's just a matter of time before they are killed by nothing more than their shear stupidity.
On 3 separate occasions I have seen people standing next to their cars unable to unlock their car door because the battery in the key fob had died and they didn't know what to do. On each occasion I took the keys from their hands and unlocked the door WITH THE KEYS! Man! Talk about WALKING-ROAD-KILL!
by m2hss April 7, 2011
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Anyone who is into fashion or Sex and the City knows about the time when Carrie fell flat on her face in the middle of the runway during the fashion show. So that's what it is its when you fall in the middle of the runway during a fashion show.
OMG-did u see her fall? She's massive fashion road kill.
by Primadonna August 11, 2004
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Yet another description of a woman's period. This one deriving from the fact they stink like road kill downstairs in that off-games week.
Dude 1: "Dawg, that chick is the worst. She's in a rage and stinks."
Dude 2: "No shit, Bro. Must be road kill week."
by Wizards Sleeve August 9, 2006
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When you go drive around the rural areas trying to run over rabbits. Once a dead rabbit or squirrel has been attained, you have sex with it's flattened body.
Paul: I was bored on Saturday, so I went on a drive. I accidentally hit a rabbit, but I couldn't waste it's body. So I had sex with it.

Simon: A Dirty Road Kill? Your insane. But KINKY!!!
by themanwiththedeadrabbit October 17, 2010
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Refers to being or becoming a “Victim” of a “Drive-by-shooting”, “Gang related Shooting” –or- Highway “Road-rage” whereas armed shoot-outs results in a casualty or fatality.

Origins: A term derived by the private security company employed in IRAQ know as “Blackwater Security” in honor of their practice of randomly shooting at anything –or- anyone that gets “Too CLOSE”.
Use Examples:

The gangster was Blackwater ROAD-kill.

If you don’t clean-up your driving, you’re going to end up as Blackwater ROAD-kill.

Because he was at the wrong place at the wrong time, he was Blackwater ROAD-kill.

by Tyson D. Knine October 13, 2007
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