To open or make loose; untie, unlock, undo, etc.
To open (a parcel, for example); unwrap.
To fasten with or as with a button or buttons
To remove the wrapping from:
Find another word for unbuttons. In this page you can discover 4 synonyms, antonyms, idiomatic expressions, and related words for unbuttons, like: unfastens, undoes, buttons and opens.