scat singing

scat singing
    n 1: singing jazz; the singer substitutes nonsense syllables for
         the words of the song and tries to sound like a musical
         instrument [syn: {scat}, {scat singing}]
    

25 Moby Thesaurus words for "scat singing":
      bel canto, bravura, choral singing, coloratura, croon, crooning,
      folk singing, hum, humming, intonation, lyricism, operatic singing,
      scat, singing, sol-fa, sol-fa exercise, solfeggio, solmization,
      song, tonic sol-fa, vocal music, vocalization, warbling, yodel,
      yodeling