Top Definition
a disease of the lungs due to the inhalation of volcanic ash and one long-ass fockin word.
Man 1:*cough*
Man 2: "Uh Oh, sounds like you've got a case of ultramicroscopicsilicovolcanoconiosis."
by darren smokie October 16, 2006
Free Daily Email

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

Emails are sent from We'll never spam you.