Has a mustache but refuses to shave it. Has a jacket with headphones built in and has bad english pronunciation. Yet he is the coolest cat in the alley. You haven't lived yet until you've met a Muzzam.
An anus. This word stems from the old English expression "to have a red ring a ding ding," meaning that ones butt-hole is red and inflamed. In a modern context, 'dinger' is used to describe any physical asshole.
Wife: "Did you like that curry I made you last night?"
Husband:"It was tasty, but now my dinger is a bitraw."