UNLOCK

unlock. Unlock, v.t. to open a lock, solve, clear, explain

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Un‐lock″ (?), v. t. [[Cf. AS. unl�can. See 1st Un-, and Lock, v. t.]] 1. 1. To unfasten, as what is locked; as, to unlock a door or a chest.
2. 2. To open, in general; to lay open; to undo.
Unlock your springs, and open all your shades. Pope. unlock the spell of sin. J. H. Newman.