Wundergeezer
1. a very old wonder or prodigy.
2. a very old person who succeeds, esp. in business, at a comparatively late age.
2. a very old person who succeeds, esp. in business, at a comparatively late age.
"Morty has moved from his desk in 15 years, then all of sudden he answered all of his email for the last 15 years in 10min, embezzled company funds and banged the secretary. What an wundergeezer!"