unfasten

verb un·fas·ten \ ˌən-ˈfa-sᵊn \

Definition of unfasten

transitive verb
: to make loose: such as
b : undo
  • unfasten a button
c : detach
  • unfasten a boat from its moorings

Examples of unfasten in a Sentence

  1. gently unfastened the strings of the baby's hood

Recent Examples of unfasten from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'unfasten.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of unfasten

14th century

unfasten Synonyms


UNFASTEN Defined for English Language Learners

unfasten

verb

Definition of unfasten for English Language Learners

  • : to make (something) loose


UNFASTEN Defined for Kids

unfasten

verb un·fas·ten \ ˌən-ˈfa-sᵊn \

Definition of unfasten for Students

unfastened; unfastening
: to make or become loose
  • He unfastened the buckle.


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