Speed

n.
  1. Prosperity in an undertaking; favorable issue; success.
  2. The act or state of moving swiftly; swiftness; velocity; rapidly; rate of motion; dispatch; as, the speed a horse or a vessel.
  3. One who, or that which, causes or promotes speed or success.
  4. God speed ,
    Good speed; prosperity. See Godspeed.
    Speed gauge, Speed indicator, and Speed recorder (Mach.),
    devices for indicating or recording the rate of a body's motion, as the number of revolutions of a shaft in a given time.
    Speed lathe (Mach.),
    a power lathe with a rapidly revolving spindle, for turning small objects, for polishing, etc.; a hand lathe.
    Speed pulley ,
    a cone pulley with steps.

v. i.
  1. To go; to fare.
  2. To experience in going; to have any condition, good or ill; to fare.
  3. To fare well; to have success; to prosper.
  4. To make haste; to move with celerity.
  5. To be expedient.

v. t.
  1. To cause to be successful, or to prosper; hence, to aid; to favor.
  2. To cause to make haste; to dispatch with celerity; to drive at full speed; hence, to hasten; to hurry.
  3. To hasten to a conclusion; to expedite.
  4. To hurry to destruction; to put an end to; to ruin; to undo.
  5. To wish success or god fortune to, in any undertaking, especially in setting out upon a journey.
  6. God speed you, them ,
    etc., may God speed you; or, may you have good speed.