1 definition by BikeMill

Top Definition
Spontaneous Downs Syndrome. The act of spontaneously acquiring the known disorder: Downs Syndrome!
Dude, Steve is being a total retard!" "He must have SDS!
by BikeMill March 18, 2011
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.