look up any word, like fellated:
 
25.
When a man goes down on a woman for some of the "clam chowder soup" ya know...."eatin some sweet n' sour sushi" and she is occupying chlamydia unbeknownst to the gentleman giving her the "lap dance" of her life with his tongue. a few weeks later, the man starts foaming at the mouth, shaking his head furiously spitting the foam in a manner such as....say a mad dog? to complete the procedure one must scream "MAD DOG" in the voice of peewee herman.
Annette gave me the mad dog!!!!

Dude...i didn't wanna say anything, but wipe your mouth man, shits comin out worse than the mad dog.
by Polish Avenger July 23, 2006
 
1.
To stare fixedly at someone in a hostile manner. Generally used to convey anger or disdain, can be a signal that a fight is about to happen.
That guy was mad dogging me after I got his girl friend's number.
by andrew April 25, 2004
 
2.
1. A potent beverage that used to be called Mad Dog 20/20, but the company decided it was better for business to change it to MD 20/20 (yes that is much better -?-)
2. To stare someone down:
A) in response to an initial provocation or
B) to start a fight, or to start shit with another
1. 'Man that Mad Dog had me on tilt last night, sorry if I tried to get with your sister'
2. 'I mad dogged that nuckka until he pussied out', 'I mad dogged that police and that's how I got 50 stitches in my head'
by Dont-Be-Skurrd June 12, 2004
 
3.
Spell it backwards, see what you get.
Mad dog, a creative new insult
by Bob882 September 21, 2004
 
4.
Slang term for Mogen David wine, especially the fortified-wine MD 20/20 variety. The MD stands for Mogen David. It was shortened to MD for their line of bum wines to differentiate between their more respectable (if no less nasty) line of kosher wines.

Contrary to popular myth, there has never been a wine sold under the name Mad Dog.
Got me some Mad Dog last night and got fucked up.

There's a new flavor of Mad Dog called Buck Bunny and it's licorice! Nasty!

Red Grape Mad Dog is 18% alcohol.
by Dr. Badwrench May 27, 2007
 
5.
To stare agressively at another person in order to scare/intimidate
"He was mad dogging me so I knew he had a problem"
by Bazza89 July 21, 2008
 
6.
The most well known person on Saint Louis University's campus. Drinks Miller beer and studies economics. Takes minis.
Has a kick-ass birthday party.
One of the founders of Studio 52.
Hey Maddog, let's do a power hour!
by The Herm February 26, 2004
 
7.
cheap liquor, that may cause you to have violent actions or outburst which is what MD (mad) (dog) 20/20 alchol content.
Burn'a'Nugg favorite liquor.
by burnanugg December 07, 2003