UNDO, pret. undid pp. undone.
1. To reverse what has been done to annul to bring to naught any transaction. We can undo many kinds of work but we cannot undo crimes, errors or faults.
Tomorrow ere the setting sun, she'd all undo what she had done.
2. To loose to open to take to pieces to unravel to unfasten to untie as, to undo a knot.
3. To ruin to bring to poverty to impoverish. Many are undone by unavoidable losses but more undo themselves by vices and dissipation, or by indolence.
4. To ruin, in a moral sense to bring to everlasting destruction and misery.
5. To ruin in reputation.