Definition of undoing : 1, an act of loosening : UNFASTENING, Re

Recent Examples on the WebThe Biden administration's plan to delay undoing policies that President Trump implemented to deter migration to the southern border will only delay a migration surge, not prevent it, says the outgoing top U.S. border official.— Anna Giaritelli, Washington Examiner, "EXCLUSIVE: Top border official says Biden plan will only delay inevitable rush of migrants," 31 Dec. 2020