shyster UK /ˈʃaɪs.tə(ɹ)/US /ˈʃaɪs.tɚ/verb 2noun 1forms 3 verb2 •To act in a disreputable, unethical, or unscrupulous way, especially in the practice of law and politics. •To exploit (someone or something) in this way. noun1 •Someone who acts in a disreputable, unethical, or unscrupulous way, especially in the practice of law and politics.The network canceled—nonco-operation their legal shysters said. Suing me, for, for ten million clams, damages to sponsors, agencies. Internal Revenue-Uncle Whiskers says I owe them a mint. — 1973 formsshystered · shystering · shysters