One-hit Wonder Meaning

Example : 2003, Jon Caramanica, "Music: When Rap Sounds Anything but Urban," New York Times, 21 Sep. (retrieved 3 Aug. 2009):  Eleven years ago, Arrested Development became one of Southern hip-hop's first crossover successes with “Tennessee,” a wistful, bohemian-influenced song about the scars of history. But the group was a one-hit wonder.1990, S. C. Gwynne, "Two Sides of a Giant," Time, 19 Feb:  The European company is no one-hit wonder. The company has another best seller in its J-class car, sold as a Vauxhall Cavalier.