(noun, verb)


1. an act that makes a previous act of no effect (as if not done)

Definition categories: act, reversal

2. loosening the ties that fasten something

Similar word(s): unfastening, untying

Definition categories: act, laxation, loosening

Sentences with undoing as a noun:

- His fatal flaw was his undoing. In a sense he defeated himself.


1. present participle of undo