1. [n]  a sudden quick movement
2. [n]  a tapered tuck made in dressmaking
3. [n]  a small narrow pointed missile that is thrown or shot
4. [v]  move with sudden speed; "His forefinger darted in all directions as he spoke"
5. [v]  move along rapidly and lightly; skim or dart
6. [v]  run or move very quickly or hastily; "She dashed into the yard"

1. \Dart\, n. [OF. dart, of German origin; cf. OHG. tart
   javelin, dart, AS. dara?, daro?, Sw. dart dagger, Icel.
   darra?r dart.]
   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.
   
            And he [Joab] took three darts in his hand, and
            thrust them through the heart of Absalom. --2 Sa.
                                                  xviii. 14.
   
   2. Anything resembling a dart; anything that pierces or
      wounds like a dart.
   
            The artful inquiry, whose venomed dart Scarce wounds
            the hearing while it stabs the heart. --Hannan More.
   
   3. A spear set as a prize in running. [Obs.] --Chaucer.
   
   4. (Zo["o]l.) A fish; the dace. See {Dace}.
   
   {Dart sac} (Zo["o]l.), a sac connected with the reproductive
      organs of land snails, which contains a dart, or arrowlike
      structure.
   
   

2. \Dart\, v. t. [imp. & p. p. {Darted}; p. pr. & vb. n.
   {Darting}.]
   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.
   
            Or what ill eyes malignant glances dart? --Pope.
   
   

3. \Dart\, 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.
   
   

an instrument of war; a light spear. "Fiery darts" (Eph. 6:16) are so called in allusion to the habit of discharging darts from the bow while they are on fire or armed with some combustible material. Arrows are compared to lightning (Deut. 32:23, 42; Ps. 7:13; 120:4).