sing

verb (past sang /saNG/; past participle sung /səNG/)

• 1 [no object] make musical sounds with the voice, especially words with a set tune:Bella sang to the baby
• [with object] perform (a song, words, or tune) with the voice:someone started singing “God Bless America” (as noun singing)the singing of hymns in Latin
• (sing along) sing in accompaniment to a song or piece of music.
• (sing something out) call something out loudly; shout:he sang out a greeting
• (of a bird) make characteristic melodious whistling and twittering sounds:the birds were singing in the chestnut trees

• 2 [no object] make a high-pitched whistling or buzzing sound:the kettle was beginning to sing
• (of a person’s ear) be affected with a continuous buzzing sound, especially as the aftereffect of a blow or loud noise:a stinging slap that made my ear sing

• 3 [no object] informal act as an informer to the police:as soon as he got put under pressure, he sang like a canary

• 4 [with object] recount or celebrate in a work of literature, especially poetry:poetry should sing the strangeness and variety of the human race [no object]:these poets sing of the North American experience
• archaic compose poetry.

noun

• an act or spell of singing.
• a meeting for amateur singing.