[{"Bold_text": "noun", "List Items": ["the father one's father mother.", "a forefather.", "the founder or of a family, species, type, etc.; the first of one's or its kind, or the one being longest in existence:the grandfather of all steam locomotives."]}, {"Bold_text": "verb (used with object)", "List Items": ["to exempt (something or someone) from new legislation, restrictions, or requirements:The law grandfathered all banks already operating at the time of passage. He was grandfathered into the pension plan."]}]