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undoing JUST WRITTEN FOR YOU

/ʌnˈduːɪŋ/ · un.doing
noun
  1. The act of loosening or unfastening. She struggled to undo the stubborn knot.
  2. Ruin; defeat, that which causes defeat or ruin. His fatal flaw was his undoing.
  3. Annulment; reversal. The court's decision was the undoing of the company's business plans.
Did you know? The phrase 'undoing' has been used in various contexts, including literature and film, to describe a character's downfall or a situation's collapse.
Written by Lexi Wordsworth, Dictionary Editor 0 lookups Added Jul 16, 2026