When the marginal value of the next $ = 0. The point at which an individual, after acquiring absurd wealth, ceases to care about his/her reputation, and ceases to concerned with the economic repercussions of his/her future actions. Otherwise know as "f*** you money".
Bernard Madoff was on the verge of achieving F.U. Money status, at which point he would have retired to a non-extradition country and sipped Mai-Tais with Milton Waddams.
by ZhangBanger March 7, 2011