North American EnglishBritish Englishinformalslang
A performer, group, work, or phenomenon that attains two notable successes (typically popular songs, achievements, or hits) but fails to sustain comparable success afterward.
Someone or something known chiefly for two brief successes and thereafter regarded as having limited lasting impact.
Examples:
EN: I don't need another one-hit, two-hit wonder.
ES: No necesito otra cantante con uno o dos éxitos.