Country Dictionary

a fatal disease that affects both humans and cows. very talked about.

one damn cow was found with mad-cow in canada and everyone banned meat.

something PETA planted in our cattle in an effort to turn everyone to vegatarians/vegans

damn PETA now they are trying to kill meat eaters with mad cow disease

1.Used to categorize an affliction that turns a normal woman into a mountainous, sloppy looking woman with a snub button nose and a haircut that was crafted with a lawnmower. Usu. gotten by having low self esteem, recreational drug use, poor diet, and lack of intellectual stimulus.
2.Any other similarly or un-similarly described fatter female afflicted with this ailment.

Ex1: Friend1-" What in the hell happened to her?!"
Friend 2-"You didn't hear? S'shame. She developed Mad Cow Disease..."
Friend-1 "Fuck!"

A description for a girl who has a butterface and a bad personality, making her appear as a cow of sorts.

Damn that girl has mad cow disease, she's such an ugly bitch!!!

Someone being of or like a really mean person, specifically and cranky music teacher. They tend to say maaaahhhhh when they are angry. You can use it as any part of speech.

The teacher was totally being all mad cow disease last night. She was all " maaahhhhh"

(n.) A condition in which an individual is nagged and/or afflicted by a raving cow. Also known as marriage.

Poor Jim has a bad case of Mad Cow Disease.

two fat people raging on each other

I mad cow diseased with your mom