UNFASTEN

Pronunciation (US): (GB):

I. (verb)

Verb forms

Present simple: I / you / we / they unfasten ... he / she / it unfastens

Past simple: unfastened

Past participle: unfastened

-ing form: unfastening

Sense 1

Meaning:

Become undone or untied

Example:

The shoelaces unfastened

Classified under:

Verbs of touching, hitting, tying, digging

Hypernyms (to "unfasten" is one way to...):

open; open up (become open)

Sentence frame:

Something ----s

Antonym:

fasten (become fixed or fastened)

Derivation:

unfastening (loosening the ties that fasten something)

Sense 2

Meaning:

Cause to become undone

Example:

unfasten your belt

Classified under:

Verbs of touching, hitting, tying, digging

Hypernyms (to "unfasten" is one way to...):

undo (cancel, annul, or reverse an action or its effect)

Cause:

unfasten (become undone or untied)

Troponyms (each of the following is one way to "unfasten"):

unchain (remove the chains from)

unzip (open the zipper of)

unbend (unfasten, as a sail, from a spar or a stay)

Sentence frames:

Somebody ----s something
Something ----s something

Antonym:

fasten (cause to be firmly attached)