What does "carrier" mean?

Carrier: One who is employed, or makes it his business, to carry goods for others for hire; a porter; a teamster. The roads are crowded with carriers, laden with rich manufactures. Swift.

Additional senses

  1. 2.(Mach.) That which drives or carries; as: (a) A piece which communicates to an object in a lathe the motion of the face plate; a lathe dog. (b) A spool holder or bobbin holder in a braiding machine. (c) A movable piece in magazine guns which transfers the cartridge to a position from which it can be thrust into the barrel. Carrier pigeon (Zoöl.), a variety of the domestic pigeon used to convey letters from a distant point to to its home. -- Carrier shell (Zoöl.), a univalve shell of the genus Phorus; -- so called because it fastens bits of stones and broken shells to its own shell, to such an extent as almost to conceal it. -- Common carrier (Law.) See under Common, a.

Sources