1 a short poem or other set of words set to music or meant to be sung.
2 singing or vocal music (burst into song).
3 a musical composition suggestive of a song.
4 the musical cry of some birds.
5 a short poem in rhymed stanzas.
6 archaic poetry or verse.
Phrases and idioms:
for a song colloq. very cheaply. on song Brit. colloq. performing exceptionally well. song and dance colloq. a fuss or commotion. song cycle a set of musically linked songs on a romantic theme. Song of Songs (or of Solomon) a poetic Old Testament book traditionally attributed to Solomon. song sparrow a N. American sparrow, Melospiza melodia, with a characteristic musical song. song thrush a thrush, Turdus philomelos, of Europe and W. Asia, with a song partly mimicked from other birds.
Derivatives:
songless adj.
Etymology: OE sang f. Gmc (as SING)
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Songvar. Sung.
Useful english dictionary. 2012.