To check, restrain or control.
"Curb your dog."
To rein in.
To furnish with a curb, as a well; to restrain by a curb, as a bank of earth.
To force to "bite the curb" (hit the pavement curb); see curb stomp.
To damage vehicle wheels or tires by running into or over a pavement curb.
To bend or curve.
To crouch; to cringe.
Restrained