the quality of not putting yourself first but being willing to give your time or money or effort etc. for others; "rural people show more devotion and unselfishness than do their urban cousins"
the act of singing; "with a shout and a song they marched up to the gates"
a short musical composition with words; "a successful musical must have at least three good songs"
a distinctive or characteristic sound; "the song of bullets was in the air"; "the song of the wind"; "the wheels sang their song as the train rocketed ahead"