BRUTUM FULMEN

brutum fulmen (broo-t<<schwa>>m f<<schwa>>l-men or -m<<schwa>>n). [Latin “inert thunder”] 1. An empty noise; an empty threat; something ineffectual. 2. A judgment void on its face; one that is, in legal effect, no judgment at all. [Cases: Judgment  27, 485, 486. C.J.S. Judgments §§ 499, 512, 546, 549.][Blacks Law 8th]