Gugenheimer
An old man who is the goofiest person ever. Sometimes creepy. Usually really old and annoying. Not usually a quiet person. Similar to a "goober" except a "goober" is a younger person.
Johhny: Old man Higgens is such a gugenheimer.
Suzy: I know, he's really creepy.
Johnny: And he smells like piss.
Suzy: I know, he's really creepy.
Johnny: And he smells like piss.