look up any word, like swoll:
 
2.
A term describing for a slothful, beer riddled, sofa-dwelling hermit, sitting on a cushion of crumbs and other assorted leftovers.
Kevin was moulded to the sofa. He could only be described as a bum civilian.
by catherine80 March 31, 2006
 
1.
The most basic form of iron, also known as 'brown iron'. It has the unusual property of absorbing sound particles when it is produced by reactions with sulfuric acid.
"The bell isn't broken. In fact it's in perfect working order. It's just that when bumcivilian is produced, it has the effect of sucking up all the sound in the vicinity."
by KunoichiZero January 23, 2008