look up any word, like smh:
 
1.
1. A disease caused by the AIDS virus, which causes elderly people and Michael J. Fox to stare blankly at women's breasts.

2. A funny disease.

3. Like Autism, but funnier.
Judy contracted Parkinson's Disease from her neighbor and now has to wear a shock collar when playing in the backyard.

Ha Ha, you've got Parkinson's Disease.

My grandmother died from Parkinson's Disease, so I am lawfully able to make fun of people with it.
by Gangly McDugan February 29, 2008
 
2.
The habit of stabing people.
Look at all the people you've stabbed, you've got parkinsons disease
by NiggaNig October 27, 2003