curb

Sense 1 noun

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

Sense 2 verb

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

moderate your alcohol intake

Sense 3 noun

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

Sense 4 verb

to put down by force or authority

suppress a nascent uprising

Sense 5 verb

keep to the curb

curb your dogs

Sense 6 noun

the act of restraining power or action or limiting excess

his common sense is a bridle to his quick temper

Sense 7 verb

place restrictions on

curtail drinking in school