[{"Bold_text": "noun", "List Items": ["a betrayal or swindle of a colleague.", "an attempt to win a contest that one has agreed beforehand to lose.Compare cross(def21) cross(def21).", "Genetics.a cross in which both parents are first-generation hybrids from single crosses, thus involving four inbred lines."]}, {"Bold_text": "verb (used with object)", "List Items": ["to prove treacherous to; betray or swindle, as by a double cross."]}]