Meaning of unlock

un•lock

Pronunciation: (un-lok'), [key]
— v.t.
  1. to undo the lock of (a door, chest, etc.), esp. with a key.
  2. to open or release by or as if by undoing a lock.
  3. to open (anything firmly closed or joined): to unlock the jaws.
  4. to lay open; disclose: to unlock the secrets of one's heart.
—v.i.
  1. to become unlocked.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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