UNLATCH

Source: 566, 567

unlatch. Unlatch, v.t. to open a latch, to lift up

---

Un‐latch″ (?), v. i. [imp. & p. p. Unlatched (?); p. pr. & vb. n. Unlatching.] [[1st un- + latch.]] To open or loose by lifting the latch; as, to unlatch a door.