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. [D. rijder.] 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. Totten.
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.] Drummond.
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.
(Rid"er*less), a. Having no rider; as, a riderless horse. H. Kingsley.
(Ridge) n. [OE. rigge the back, AS. hrycg; akin to D. rug, G. rÜcken, OHG. rucki, hrukki, Icel.
hryggr, Sw. rugg, Dan. ryg. &radic16.]
1. The back, or top of the back; a crest. Hudibras.
2. A range of hills or mountains, or the upper part of such a range; any extended elevation between
valleys. "The frozen ridges of the Alps." Shak.
Part rise crystal wall, or ridge direct.Milton.
3. A raised line or strip, as of ground thrown up by a plow or left between furrows or ditches, or as on
the surface of metal, cloth, or bone, etc.
4. (Arch.) The intersection of two surface forming a salient angle, especially the angle at the top between
the opposite slopes or sides of a roof or a vault.
5. (Fort.) The highest portion of the glacis proceeding from the salient angle of the covered way. Stocqueler.
(Ridge), v. t. [imp. & p. p. Ridged ; p. pr. & vb. n. Ridging.]
1. To form a ridge of; to furnish with a ridge or ridges; to make into a ridge or ridges.
Bristles ranged like those that ridge the backMilton.
Of chafed wild boars.
2. To form into ridges with the plow, as land.