Top definition
An explosion similiar to a small atom bomb. Fallout has a halflife of about 6hours.
Usually fairly warranted, but can appen at in-opertune moments.
The party had a Katastrophie when the beer was missplaced, but found a half our later. Everyleft the fallout shelter and enjoyed more beer.
by eostit August 04, 2008
Get the mug
Get a katastrophie mug for your barber Bob.