John Travolta's First Hit   John Travolta first gained fame as Vinnie Barbarino on the television series Welcome Back, Kotter (1975).
popular adjective (LIKED) A2 liked, enjoyed, or supported by many people: She's the most popular teacher in school. That song was popular with people from my father's generation. Walking is a popular form of exercise in Britain.
Popular Terms. The level of a consumer's interest in purchasing a certain product type and how committed they are to purchasing a given brand. Product involvement by consumers tends to be greater for goods that have a higher cost and are bought after considerable research and thought such as cars and computers.