[{"Bold_text": "noun", "List Items": ["any small, wingless insect of the order Anoplurasucking louse,parasitic on humans and other mammals and having mouthparts adapted for sucking, as Pediculus humanus louseor Pediculus humanus capitishead louseand Phthirius pubiscrab louse, or pubic louse.", "any insect of the order Mallophagabird louse, biting louse, or chewing louse,parasitic on birds and mammals, having mouthparts adapted for biting.", "plant louse plant louse.", "Slang.a contemptible person, especially an unethical one."]}, {"Bold_text": "verb (used with object)", "List Items": ["to delouse ."]}, {"Bold_text": "verb phrase", "List Items": ["Slang.to spoil; botch:Miscasting loused up the movie."]}]