Top Definition
1. A condition induced by the inhalation of excessive dust particles, in which the lungs of a human being fill up with tiny particles, having severe detrimental effects on the body.
2. The best freakin word on the planet
The doctor sighed, and said reluctantly, "I'm sorry to say, but it seems that you have been afflicted with the disease of pneumonoultramicroscopicsilicovolcanoeconiosis."
by Doctor Fool May 30, 2003
This is the longets word in the ENTIRE English Language. Its 45 letters long and 19 syllables... Count it out
He's right... it is the best freakin'word on the planet.
by David February 14, 2005

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