The Collaborative International Dictionary of English v.0.48:
a. & n. from Sing, v.
Singing bird. (Zool.)
(a) Popularly, any bird that sings; a song bird.
(b) Specifically, any one of the Oscines.
Singing book, a book containing music for singing; a book
Singing falcon or Singing hawk. (Zool.) See Chanting
falcon, under Chanting.
Singing fish (Zool.), a California toadfish (Porichthys
porosissimus), called also midshipman; -- so called
because it produces a buzzing sound with its air bladder.
Singing flame (Acoustics), a flame, as of hydrogen or coal
gas, burning within a tube and so adjusted as to set the
air within the tube in vibration, causing sound. The
apparatus is called also chemical harmonicon.
Singing master, a man who teaches vocal music.
Singing school, a school in which persons are instructed in