Webster's Revised Unabridged Dictionary · 1913

Unlade

Unlade , transitive verb

[1st un- + lade.]

1.
To take the load from; to take out the cargo of; as, to unlade a ship or a wagon.
The venturous merchant... Shall here unlade him and depart no more. — Dryden
2.
To unload; to remove, or to have removed, as a load or a burden; to discharge.
There the ship was to unlade her burden. — Acts. xxi. 3