curb

(noun) an edge between a sidewalk and a roadway consisting of a line of curbstones (usually forming part of a gutter). Synonyms: curbing, kerb.

(noun) a horse's bit with an attached chain or strap to check the horse. Synonyms: curb bit.

(noun) a stock exchange in New York. Synonyms: American Stock Exchange, AMEX, Curb.

(noun) the act of restraining power or action or limiting excess. Synonyms: bridle, check. Example: "His common sense is a bridle to his quick temper."

(verb) lessen the intensity of; temper; hold in restraint; hold or keep within limits. Synonyms: control, hold in, hold, contain, check, moderate. Examples: "Moderate your alcohol intake." "Hold your tongue." "Hold your temper." "Control your anger."

(verb) to put down by force or authority. Synonyms: suppress, stamp down, inhibit, subdue, conquer. Examples: "Suppress a nascent uprising." "Stamp down on littering." "Conquer one's desires."

(verb) keep to the curb. Example: "Curb your dogs."

(verb) place restrictions on. Synonyms: restrict, curtail, cut back. Example: "Curtail drinking in school."