Ninjaneering 

Occupation and/or field of study in which focuses on developing new ninja and /or stealth technologies

John just dropped out of ninjaneering school becuase the course load was to hard, he's going to try liberal arts instead

Ninjaneering by Coachral September 26, 2008

ninjaneering 

the process by which something is modified or repaired in such a manner as to not reveal the underlying lack of time invested or craftsmanship.

It may take a little ninjaneering but our landlord won't discover the damage done to the apartment until well after we are gone!

ninjaneering by honkeypunch July 6, 2010