Of or relating to commercial popular music. (especially of a technical, scientific, or academic subject) made accessible to the general public; popularized. A light explosive sound. A patch of bright color. A ball hit high in the air but not deep, providing an easy catch. An attempt. Commercial popular music, in particular accessible, tuneful music of a kind popular since the 1950s and sometimes contrasted with rock, soul, or other forms of popular music. Make a light explosive sound. Go somewhere, typically for a short time and often without notice. (of a batter) hit a pop fly. Take or inject (a drug). Pawn (something). With a light explosive sound. Population.