AskEraser  |  Settings
Ask.com   
 
 
sing

sing - verb

  1. To utter words or sounds in musical tones: carol, chant, vocalize. Archaic tune. See sounds.
  2. To give incriminating information about others, especially to the authorities: inform, talk, tattle, tip(off). Informal fink. Slang rat, snitch, squeal, stool. See knowledge. law.