A basket case of a currency which has circulated at various times in Zimbabwe (Rhodesia) - an impoverished nation which was once the breadbasket of Africa.
At one point, the country's currency plunged to a record low Z$28,4 quadrillion to the U.S. dollar, triggering massive price increases with hyperinflation estimated at over a quintillion percent, although no one really knows.
A sign in a South African restroom at the height of the 2008-09 economic collapse:
A Zimdar can be set off when you meet someone and during conversation you receive the notion that he/she is conceited (i.e. believes everyone else is below them; thinks he/she is always right and noone else is).
My Zimdar goes off whenever I'm in a conversation with Chuck since conversations with him end up with him correcting me on topics I've already researched, or have in-depth knowledge about.