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4.
The name of a girl in the "TTYL" series. These books include TTYL, TTFN, and l8r g8r. They're all awesome books.

Author: Lauren Myracle

Madigan's name in the book is actually Maddie but her real name is Madigan. She's the perv of the friends and she's really out going and ends up doing pot in one of the books. Haha.
"zoegirl: i gave doug a his first blow job.
mad maddie (Madigan): spit or swallow?
zoegirl: eww maddie!"
l8r g8r (I think)
by thesoso May 11, 2009
 
1.
Some one destined to be a filthy minded, stubborn,nerdy, turtle, hamster carrying, bat shit crazy, Dark Overlord of the entire universe
"Hey! Who's that weird chick at the front of the class?"

"Oh! That's just Madigan ! Dark Overlord of the Universe!"

"Oh... Well shit!"
by MAD MAD Hatter May 05, 2014
 
2.
when you are angry once again
i think tom's madigan
by ILboy June 18, 2008
 
3.
a healthy dog who constanley licking himself
dude your dog is such a madigan
by ILboy June 13, 2008
 
5.
Noun- a huge dumb loserface
Adj.- condition pertaining to being angry (mad-again)
1. Chase cannot add 2+2 because he is a swine and a madigan.
2. Chase got bit by a dog and now he is madigan.
by breadmaster February 26, 2007