n. The legal power, right, or authority of a particular court to hear and determine causes, to try criminals, or to execute justice; judicial authority over a cause or class of causes.n. The authority of a sovereign power to govern or legislate; the right of making or enforcing laws; the power or right of exercising authority.n. Sphere of authority; the limits within which any particular power may be exercised, or within which a government or a court has authority.