Attributive use relating to curbs (e.g., "curbing stones")
Definitions
Relating to or characteristic of a curb or the material used for making curbs. The contractor ordered curbing blocks for the new sidewalks.
curbinggerund / present participle Used attributively to denote something that restrains or controls.
Definitions
Serving to restrain or control; restraining. The government introduced curbing regulations on emissions.