From WordNet (r) 2.0 (August 2003) [wn]:
singing
adj : smooth and flowing [syn: cantabile]
n 1: the act of singing vocal music [syn: vocalizing]
2: disclosing information or giving evidence about another
[syn: tattle, telling]
From The Collaborative International Dictionary of English v.0.48 [gcide]:
Sing \Sing\ (s[i^]ng), v. i. [imp. Sungor Sang; p. p.
Sung; p. pr. & vb. n. Singing.] [AS. singan; akin to D.
zingen, OS. & OHG. singan, G. singen, Icel. syngja, Sw.
sjunga, Dan. synge, Goth. siggwan, and perhaps to E. say,
v.t., or cf. Gr. ??? voice. Cf. Singe, Song.]
1. To utter sounds with musical inflections or melodious
modulations of voice, as fancy may dictate, or according
to the notes of a song or tune, or of a given part (as
alto, tenor, etc.) in a chorus or concerted piece.
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The noise of them that sing do I hear. --Ex. xxxii.
18.
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2. To utter sweet melodious sounds, as birds do.
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On every bough the briddes heard I sing. --Chaucer.
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Singing birds, in silver cages hung. --Dryden.
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3. To make a small, shrill sound; as, the air sings in
passing through a crevice.
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O'er his head the flying spear
Sang innocent, and spent its force in air. --Pope.
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4. To tell or relate something in numbers or verse; to
celebrate something in poetry. --Milton.
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Bid her . . . sing
Of human hope by cross event destroyed. --Prior.
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5. To cry out; to complain. [Obs.]
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They should sing if thet they were bent. --Chaucer.
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From The Collaborative International Dictionary of English v.0.48 [gcide]:
Singing \Sing"ing\,
a. & n. from Sing, v.
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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
of tunes.
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
singing.
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