1. (n.) One who, or that which, rides.

2. (n.) Formerly, an agent who went out with samples of goods to obtain orders; a commercial traveler.

3. (n.) One who breaks or manages a horse.

4. (n.) 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.

5. (n.) A problem of more than usual difficulty added to another on an examination paper.

6. (n.) A Dutch gold coin having the figure of a man on horseback stamped upon it.

7. (n.) Rock material in a vein of ore, dividing it.

8. (n.) 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. (n.) The second tier of casks in a vessel's hold.

10. (n.) 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. (n.) A robber.

addendum affix allonge appendix bidet bill broncobuster buckaroo caballero calendar carriage horse cart horse cavalier cavalry horse cavalryman chevalier circus rider clause coda codicil commentary companion bills amendment cowboy cowgirl cowpuncher draft horse dragnet clause dray horse driving horse enacting clause enclitic envoi epilogue equestrian equestrienne escalator clause fill horse filler gaucho gigster hack hackney hold-up bill horse soldier horseback rider horsebacker horseman horsewoman hunter infix interlineation interpolation jockey joker jument knight lead leader marginalia motion mount mounted policeman note omnibus bill pack horse palfrey plow horse pole horse polo pony post-horse postboy postilion postscript prefix privileged question proclitic proviso puncher question remount riding horse road horse roadster roughrider rouncy saddle horse saddler saving clause scholia shaft horse stalking-horse steeplechaser suffix sumpter sumpter horse supplement tail thill horse thiller trick rider vaquero wheeler wheelhorse workhorse