1. Very, extremely. (adverb)
2. A large amount of, a lot of, a great amount.
1. The line is madd long.
2. I know madd people who live there.
by LinZ July 27, 2004
Madd points were scored in Saturday's basketball game.
by Anonymous February 1, 2003
The members of MADD shot a guy for DWI
by qwerty July 5, 2003
used to describe sumthin by exaggeration
by Kj September 25, 2003
extremely, very, to the utmost degree

Not to be confused with "mad," meaning angry or displeased
My RA Jess is madd cool, yo! She be such a baller.
by Toyon 3rd Floor May 15, 2007
1. very
2. madd better than "mad"

used in place of the word "mad" which only has one d, and thus is clearly not as good
"That was a madd good blow job."
"Thanks dad, I tried so hard."

"Are you mad?"
"No, Im MADD! XD"
by MuchBetterMuch September 25, 2009
insane’; ‘wild’; ‘crazy
"Mark, you’re drving like a madd man--Watchthefuckout!!"
by Victor Van Styn August 4, 2005