A "phone in show" refers to a radio or television program where viewers or listeners are invited to call into the station to participate in discussions or contests. Synonyms for "phone in show" include call-in show, talk show, live show, interactive program, audience participation show, and phone-in radio program. These programs are often hosted by a popular personality or a group of experts, and they cover a wide range of topics such as politics, entertainment, health, and sports. "Phone in shows" allow for direct communication between the audience and the station, providing a platform for listeners to share their opinions and connect with others who share their interests.