song
noun(song)
the act of singing
Examples:
With a shout and a song they marched up to the gates. 
song
noun(song)
the imperial dynasty of China from 960 to 1279; noted for art and literature and philosophy
Synonyms: song dynasty, 
sung, sung dynasty, 
 song
noun(song)
a short musical composition with words
Examples:
A successful musical must have at least three good songs. 
song
noun(song)
the characteristic sound produced by a bird
Examples:
A bird will not learn its song unless it hears it at an early age. 
song
noun(song)
a distinctive or characteristic sound
Examples:
The song of bullets was in the air. 
The song of the wind. 
The wheels sang their song as the train rocketed ahead. 
song
noun(song)
a very small sum
Examples:
He bought it for a song.