throstle n a spinning machine formerly used to twist and wind fibers of cotton or wool continuously n common Old World thrush noted for its song Usage(s) Can't Help Singing (Universal) cost $2,500,000 to produce, has a Jerome Kern score, throstle-throated Deanna Durbin, and the evident fine intention of turning out a cinemusical . Synonym(s) song thrush mavis Turdus philomelos