Ordinance/ˈɔːrdɪnəns/ Definition 1 of 4Pro Tip 1/3Government Power Refers to orders made by local authorities to manage public areas. The town's ordinance prohibits loud noises after 10 pm. Pro Tip 2/3Binding Rule An ordinance is officially binding, just like laws, and must be followed. The new parking ordinance carries a hefty fine for violations. Pro Tip 3/3Local Impact Ordinances often apply to local issues and affect community members. The city's recycling ordinance has increased neighborhood cleanup efforts.