The term 'party host' can refer to two different roles: a receptionist and a thrower. A receptionist is someone who greets guests at a party and helps them find their way around. They are also responsible for making sure that the guests have a pleasant experience. A thrower is someone who organizes and hosts a party, from planning the event to setting up decorations and providing food and drinks. They are also responsible for ensuring that the party runs smoothly and that everyone has a good time.