Source : Webster's Revised Unabridged Dictionary (1913)

Sang \Sang\,
   imp. of {Sing}.

Sing \Sing\, v. i. [imp. {Sung}or {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.

            The noise of them that sing do I hear. --Ex. xxxii.
                                                  18.

   2. To utter sweet melodious sounds, as birds do.

            On every bough the briddes heard I sing. --Chaucer.

            Singing birds, in silver cages hung.  --Dryden.

   3. To make a small, shrill sound; as, the air sings in
      passing through a crevice.

            O'er his head the flying spear Sang innocent, and
            spent its force in air.               --Pope.

   4. To tell or relate something in numbers or verse; to
      celebrate something in poetry. --Milton.

            Bid her . . . sing Of human hope by cross event
            destroyed.                            --Prior.

Source : WordNet®

sang
     n : North American woodland herb similar to and used as
         substitute for the Chinese ginseng [syn: {American
         ginseng}, {Panax quinquefolius}]

sing
     v 1: deliver by singing; "Sing Christmas carols"
     2: produce tones with the voice; "She was singing while she was
        cooking"; "My brother sings very well"
     3: to make melodious sounds; "The nightingale was singing"
     4: make a whining, ringing, or whistling sound; "the kettle was
        singing"; "the bullet sang past his ear" [syn: {whistle}]
     5: divulge confidential information or secrets;  "Be
        careful--his secretary talks" [syn: {spill the beans}, {let
        the cat out of the bag}, {talk}, {tattle}, {blab}, {peach},
         {babble}, {babble out}, {blab out}] [ant: {keep quiet}]
     [also: {sung}, {singing}, {sang}]

sang
     See {sing}