IRREGULAR'ITY, noun 1. Deviation from a straight line or from any common or established rule; deviation from method or order; as the irregularity of proceedings. 2. Deviation from law, human, or divine, or from moral rectitude; inordinate practice; vice. It is a favorable symptom when a profligate man becomes ashamed of his irregularities.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI