v. t. [ 1st un- + lade. ] 1. To take the load from; to take out the cargo of; as, to unlade a ship or a wagon. [ 1913 Webster ]
The venturous merchant . . . Shall here unlade him and depart no more. Dryden. [ 1913 Webster ]
2. To unload; to remove, or to have removed, as a load or a burden; to discharge. [ 1913 Webster ]
There the ship was to unlade her burden. Acts. xxi. 3. [ 1913 Webster ]