4. (Naut.) (a) A small wooden cap at the summit of a flagstaff or a masthead, having holes in it for reeving halyards through. (b) A small piece of wood, usually cylindrical or disk-shaped, used for various purposes.

5. A freight car. [Eng.]

6. A frame on low wheels or rollers; — used for various purposes, as for a movable support for heavy bodies.

TRUCK
Truck, v. t.

Defn: To transport on a truck or trucks.

TRUCK
Truck, v. t. [imp. & p. p. Trucked; p. pr. & vb. n. trucking.] Etym:
[OE. trukken,F. troquer; akin to Sp. & Pg. trocar; of uncertain
origin.]

Defn: To exchange; to give in exchange; to barter; as, to truck knives for gold dust. We will begin by supposing the international trade to be in form, what it always is in reality, an actual trucking of one commodity against another. J. S. Mill.

TRUCK
Truck, v. i.

Defn: To exchange commodities; to barter; to trade; to deal.
A master of a ship, who deceived them under color of trucking with
them. Palfrey.
Despotism itself is obliged to truck and huckster. Burke.
To truck and higgle for a private good. Emerson.

TRUCK
Truck, n. Etym: [Cf. F. troc.]