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 combination of facts and the emotional state of a person that generates a feeling within them that they need to purchase an item, as well as the factors that influence their eventual choice of a particular product.