What is "driver ant"

Driver \Driv"er\, n. [From Drive.]

1. One who, or that which, drives; the person or thing that urges or compels anything else to move onward.

2. The person who drives beasts or a carriage; a coachman; a charioteer, etc.; hence, also, one who controls the movements of a any vehicle.

3. An overseer of a gang of slaves or gang of convicts at their work.

4. (Mach.) A part that transmits motion to another part by contact with it, or through an intermediate relatively movable part, as a gear which drives another, or a lever which moves another through a link, etc. Specifically:

   1. The driving wheel of a locomotive.

   2. An attachment to a lathe, spindle, or face plate to turn a carrier.

   3. A crossbar on a grinding mill spindle to drive the upper stone.

5. (Naut.) The after sail in a ship or bark, being a fore-and-aft sail attached to a gaff; a spanker.
   --Totten.

6. An implement used for driving; as:

   1. A mallet.

   2. A tamping iron.

   3. A cooper's hammer for driving on barrel hoops.

   4. A wooden-headed golf club with a long shaft, for playing the longest strokes.

      Driver ant (Zo["o]l.), a species of African stinging ant; one of the visiting ants ( Anomma arcens); -- so called because they move about in vast armies, and drive away or devour all insects and other small animals.

n. tropical nomadic ant that preys mainly on other insects [syn: army ant, legionary ant]