Definition of "Curb" :

noun: the act of restraining power or action or limiting excess

noun: a stock exchange in New York

noun: an edge between a sidewalk and a roadway consisting of a line of curbstones (usually forming part of a gutter)

noun: a horse's bit with an attached chain or strap to check the horse

verb: place restrictions on

verb: keep to the curb

"Curb your dogs."

verb: lessen the intensity of; temper; hold in restraint; hold or keep within limits