sing.

Collins Concise English Dictionary © HarperCollins Publishers::

sing. abbreviation

1. singular

WordReference Random House Learner's Dictionary of American English © 2026

sing /sɪŋ/   v., sang /sæŋ/  or, often, sung /sʌŋ/ ;
sung;
sing•ing, n. 
v. 

1. Music and Dance to make words or sounds one after the other, with musical changes in the pitch or tone of the voice:
   [no object] All the members of my family can sing.
2. to perform (songs or music) with the voice: [no object]
   Once she sang on national TV.
   [~ + object]
   They sang some old tunes around the campfire.
3. to bring, send, etc., into a certain condition with or by such musical sound:
   [~ + object] to sing a baby to sleep.
4. Animal Behavior (of an animal) to produce a signal with the voice: [no object]
   Some birds sing to attract a mate.
   [~ + object]
   Birds sing very specific songs.
5. to tell about someone or something in verse or song, esp. with enthusiasm or admiration:
   [~ + of + object] to sing of the times of King Arthur.
6. to proclaim with enthusiasm:
   [~ + object] to sing someone's praises (= to praise someone).
7. to make a whistling or whizzing sound:
   [no object] The bullet sang past his ear.
8. Slang Terms [no object] to confess or act as an informer by telling the authorities about some crime or criminals.

n. [countable]

9. Music and Dance a meeting of people for singing:
   a community sing.

sing•a•ble, adj. 
sing•er, n. [countable]

sing.,  an abbreviation of:

1. singular.

WordReference Random House Unabridged Dictionary of American English © 2026

sing  (sing), v., sang or, often, sung;
sung;
sing•ing;
 n. 
v.i. 

1. Music and Dance to utter words or sounds in succession with musical modulations of the voice;
   vocalize melodically.
2. Music and Dance to perform a song or voice composition:
   She promised to sing for us.
3. Animal Behavior to produce melodious sounds, usually high in pitch, as certain birds, insects, etc.:
   The nightingale sang in the tree.
4. to compose poetry:
   Keats sang briefly but gloriously.
5. to tell about or praise someone or something in verse or song:
   He sang of the warrior's prowess.
6. to admit of being sung, as verses:
   This lyric sings well.
7. to give out a continuous ringing, whistling, murmuring, burbling, or other euphonious sound, as a teakettle or a brook.
8. to make a short whistling, ringing, or whizzing sound:
   The bullet sang past his ear.
9. (of an electrical amplifying system) to produce an undesired self-sustained oscillation.
10. to have the sensation of a ringing or humming sound, as the ears.
11. Slang Terms to confess or act as an informer;
    squeal.

v.t. 

12. Music and Dance to utter with musical modulations of the voice, as a song.
13. Music and Dance to escort or accompany with singing.
14. to proclaim enthusiastically.
15. to bring, send, put, etc., with or by singing:
    She sang the baby to sleep.
16. Music and Dance to chant or intone:
    to sing mass.
17. to tell or praise in verse or song.
18. sing out, [Informal.] to call in a loud voice;
    shout:
    They lost their way in the cavern and sang out for help.

n. 

19. Music and Dance the act or performance of singing.
20. Music and Dance a gathering or meeting of persons for the purpose of singing:
    a community sing.
21. a singing, ringing, or whistling sound, as of a bullet.

• bef. 900; Middle English singen, Old English singan; cognate with Dutch zingen, German singen, Old Norse syngva, Gothic siggwan

sing′a•ble, adj. 
sing′a•bil′i•ty, sing′a•ble•ness, n. 
sing′ing•ly, adv. 

sing., 

1. singular.