Dart

n.
  1. A pointed missile weapon, intended to be thrown by the hand; a short lance; a javelin; hence, any sharp-pointed missile weapon, as an arrow.
  2. Anything resembling a dart; anything that pierces or wounds like a dart.
  3. A spear set as a prize in running.
  4. (Zoöl.) A fish; the dace. See Dace.
  5. Dart sac (Zoöl.),
    a sac connected with the reproductive organs of land snails, which contains a dart, or arrowlike structure.

v. t.
  1. To throw with a sudden effort or thrust, as a dart or other missile weapon; to hurl or launch.
  2. To throw suddenly or rapidly; to send forth; to emit; to shoot; as, the sun darts forth his beams.

v. i.
  1. To fly or pass swiftly, as a dart.
  2. To start and run with velocity; to shoot rapidly along; as, the deer darted from the thicket.