Definition of


  1. (verb, contact) cause to become undone
  2. (verb, contact) become undone or untied

via WordNet, Princeton University

Antonyms of Unfasten


Alternate forms of Unfasten

Derivations: unfastener, unfastening

Hyponyms: unbend, unchain, unzip

Hypernyms: open, open up, undo

Origin of the word Unfasten

  1. early 13c., from un- (2) + fasten. more

via Online Etymology Dictionary, ©2001 Douglas Harper

Words that sound like Unfasten


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