sing

verb15

1. •
   to make music with the voice

   • "I really want to sing in the school choir," said Vera.
2. •
   To perform a vocal part in a musical composition, regardless of technique.
3. •
   To express audibly by means of a harmonious vocalization.

   • In the lightness of my heart I sang catches of songs as my horse gayly bore me along the well-remembered road. — 1852
4. •
   Of birds, to vocalise.
5. •
   To produce a 'song', for the purposes of defending a breeding territory or to attract a mate.
6. •
   To produce any type of melodious vocalisation.

   • The evening was still very warm, and the birds in the woods were singing in praise of spring. — 1886
7. •
   To display fine qualities; to stand out as excellent.

   • The sauce really makes this lamb sing.
8. •
   (slang) To confess under interrogation.
9. •
   To relate in verse; to celebrate in poetry; to praise.

   • Who would not sing for Lycidas? he knew / Himself to sing, and build the lofty rhyme. — 1637
10. •
    To make a small, shrill sound.

    • The air sings in passing through a crevice.
    • A strong wind was making the wires sing.
11. •
    To rejoice.

    • My heart was singing.
12. •
    To soothe with singing.
13. •
    To be capable of being sung; to produce a certain effect by being sung.

    • No song sings well unless it is open-vowelled, and has the rhythmic stress on the vowels. Tennyson's songs, for instance, are not generally adapted to music. — 1875
14. •
    (Australia) In traditional Aboriginal culture, to direct a supernatural influence on (a person or thing), usually malign; to curse.

    • ‘He says the Walcott Inlet men have sung him, and this tribe will meet the Walcott men and fight when the big walk-about comes, after the peanut season.’ — 1937
15. •
    (slang, no longer used) To yell or shout.

noun2

1. •
   The act, or event, of singing songs.

   • I sometimes have a quick sing in the shower.
2. •
   Any sound likened to human singing.

   • heard the unmistakable twang of bowstrings against bracers, the sing of a long-bow volley, and made for the door — 1921

adjective2

1. •
   Abbreviation of singular.
2. •
   Abbreviation of singulorum.