Definition of curb-stone:
(v) :
(transitive) To check, restrain or control.
(n) :
(figurative) Something that checks or restrains; a restraint.
(n) :
A concrete margin along the edge of a road; a kerb (UK, Australia, New Zealand).
(n) :
(Canada, US) A sidewalk, covered or partially enclosed, bordering the airport terminal road system with adjacent paved areas to permit vehicles to off-load or load passengers.
(v) :
(transitive) To damage vehicle wheels or tires by running into or over a pavement curb.
(n) :
A raised margin along the edge of something, such as a well or the eye of a dome, as a strengthening.