noun. ['ˈjuːsədʒ, ˈjuːsɪdʒ'] the act of using.
noun. ['ˈjuːsədʒ, ˈjuːsɪdʒ'] accepted or habitual practice.
noun. ['ˈjuːsədʒ, ˈjuːsɪdʒ'] the customary manner in which a language (or a form of a language) is spoken or written.