(1):
(v. t.) To utter with musical infections or modulations of voice.
(2):
(v. i.) To make a small, shrill sound; as, the air sings in passing through a crevice.
(3):
(v. i.) 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.
(4):
(v. t.) To accompany, or attend on, with singing.
(5):
(v. i.) To utter sweet melodious sounds, as birds do.
(6):
(v. i.) To tell or relate something in numbers or verse; to celebrate something in poetry.
(7):
(v. t.) To celebrate is song; to give praises to in verse; to relate or rehearse in numbers, verse, or poetry.
(8):
(v. t.) To influence by singing; to lull by singing; as, to sing a child to sleep.
(9):
(v. i.) Ti cry out; to complain.