Violation or non-observance of established rules and practices. The want of adherence to some prescribed rule or mode of proceeding; consisting either in omitting to do something that is necessary for the due and orderly conducting of a suit, or doing it In an unseasonable time or improper manner. “Irregularity” is the technical term for every defect in practical proceedings, or the mode of conducting an action or defense, as distinguishable from defects in pleadings. 3 Chit. Gen. Pr. 509. The doing or not doing that, in the conduct of a suit at law, which, conformably with the practice of the court, ought or ought not to be done. Doe ex dem. Cooper v. Harter, 2 Ind. 252. In canon law. Any impediment which prevents a man from taking holy orders Legal irregularity. An irregularity occurring in the course of some legal proceeding. A defect or informality which, in the technical view of the law, is to be accounted an irregularity.