DICT.TW Dictionary Taiwan

 Rid·er n.
 1. One who, or that which, rides.
 2. Formerly, an agent who went out with samples of goods to obtain orders; a commercial traveler. [Eng.]
 3. One who breaks or manages a horse.
 4. An addition or amendment to a manuscript or other document, which is attached on a separate piece of paper; in legislative practice, an additional clause annexed to a bill while in course of passage; something extra or burdensome that is imposed.
    After the third reading, a foolish man stood up to propose a rider.   --Macaulay.
    This [question] was a rider which Mab found difficult to answer.   --A. S. Hardy.
 5. Math. A problem of more than usual difficulty added to another on an examination paper.
 6.  A Dutch gold coin having the figure of a man on horseback stamped upon it.
    His moldy money ! half a dozen riders.   --J. Fletcher.
 7. Mining Rock material in a vein of ore, dividing it.
 8. Shipbuilding An interior rib occasionally fixed in a ship's hold, reaching from the keelson to the beams of the lower deck, to strengthen her frame.
 9. Naut. The second tier of casks in a vessel's hold.
 10. A small forked weight which straddles the beam of a balance, along which it can be moved in the manner of the weight on a steelyard.
 11. A robber. [Obs. or Prov. Eng.]
 Rider's bone Med., a bony deposit in the muscles of the upper and inner part of the thigh, due to the pressure and irritation caused by the saddle in riding.
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