Home › Words › M › mistransactionmistransactionmistransaction means the process of mistransacting.EtymologyFrom mis- + transaction.nounThe process of mistransacting.A transaction that does not go well; an instance of mistransacting.e.g.“So far only one mistransaction has taken place out of the tens of thousands that have been made.” — 1988, Microelectronics Monitor - Issues 25-28, page 40:Definitions & examples from Wiktionary (CC BY-SA 3.0).