| 1. | a rim, esp. of joined stones or concrete, along a street or roadway, forming an edge for a sidewalk. |
| 2. | anything that restrains or controls; a restraint; check. |
| 3. | an enclosing framework or border. |
| 4. | Also called curb bit. a bit used with a bridoon for control of a horse, to which a chain (curb chain) is hooked. |
| 5. | Also called curb market; British, kerb market, kerbstone market. a market, originally on the sidewalk or street, for the sale of securities not listed on a stock exchange. Compare American Stock Exchange. |
| 6. | the framework around the top of a well. |
| 7. | the arris between an upper and a lower slope on a gambrel or mansard roof. |
| 8. | a belt of metal, masonry, etc., for abutting a dome at its base. |
| 9. | (in a windmill) the track on which the cap turns. |
| 10. | Veterinary Pathology. a swelling on the lower part of the back of the hock of a horse, often causing lameness. |
| 11. | Engineering. the cutting edge at the bottom of a caisson. |
| 12. | Carpentry. purlin plate. |
| 13. | to control as with a curb; restrain; check. |
| 14. | to cause to keep near the curb: Curb your dog. |
| 15. | to furnish with or protect by a curb. |
| 16. | to put a curb on (a horse). |

| curb bit n. A horse's bit to which a curb is attached. |