noun a trifle.
2. song ·noun poetical composition; poetry; verse.
3. song ·noun an object of derision; a laughingstock.
4. song ·noun more generally, any poetical strain; a poem.
5. song ·noun a lyrical poem adapted to vocal music; a ballad.
6. song ·noun that which is sung or uttered with musical modulations of the voice, whether of a human being or of a bird, insect, ·etc.