Shortimus Maximus Share definition Flag Someone whose height directly affects his/her attitude; because they are short they act like a total DICK-tator; like Napolean or short man's syndrome. "Oh, sh*t! Here comes the Shortimus Maximus, Emperor of Douche-dom." Shortimus Maximus by CostumeJinx October 23, 2011 Get the Shortimus Maximus mug.