any protrusion from a larger body. It could be a topographical feature, as a peninsula, or a
small floppy mechanical
piece on a machine. A "tag
mole" is sometimes referred to as a perdinger. Sometimes it can give a connotation of superfluousness; however, a perdinger could also have great significance depending on its individual nature, placement in the universe, and given characteristics.
"
Doctor, if you look closely you will notice the tiny perdinger
right next to my left eye. I am worried it might be a cancer."
"How do you turn this thing on?... Flip the little perdinger to the left - you have to reach around for it."
"She lived on that little perdinger part of northern Sardinia in a town called Stintino."
The human appendix is a
perfect example of an intestinal perdinger.