English to English

verb (v)

• release from a clasp(verb.contact)

  Example:
  She clasped and unclasped her hands.
  

  Antonym:
  clasp
  

  source: wordnet30
• To loose the clasp of; to open, as something that is fastened, or as with, a clasp; as, to unclasp a book; to unclasp one's heart.(verb)

  source: webster1913