MTBU
n.β Β«There wasnβt time for the banks to fix the problem if anyone went public with it. Their MTBU was too short. MTBU? That’s βMaximum Time to Belly Upβ, as coined by the majestic Donn Parker of Stanford Research Institute.Β» ββHow ATM fraud nearly brought down British banking” by Charles Arthur The Register (U.K.) Oct. 21, 2005. (source: Double-Tongued Dictionary)