1.VERB To harm, kill, or by omission of action cause to be harmed or killed, another living being.
2. VERB. to have severely rude, vigorus, or disrespectful sex with another living being.i.e. I would scrud her to death.
3. NOUN A substance being once of recognizable molecular structure now altered by natural mutation, or harm done either directly or by ommission of action by the elements or another living being. i.e. I used my flamethrower and turned that guy into a pile of scrud-meat.
This word derives from the Old English for 'shroud' and eventually became part of the word scrotum, since a shroud, like a scrotum, is "something that covers, veils, etc."
"After I took my dog Biscuit to the park, I was appauled to discover an utterly grotesque bit of scrud stuck to the underside of my lovely Prada shoes."