'Helicon' definitions:

Definition of 'helicon'

From: WordNet
noun
A tuba that coils over the shoulder of the musician [syn: helicon, bombardon]

Definition of 'Helicon'

From: GCIDE
  • Helicon \Hel"i*con\ (h[e^]l"[i^]*k[o^]n), prop. n. [L., fr. Gr. "Elikw`n.] A mountain in B[oe]otia, in Greece, supposed by the Greeks to be the residence of Apollo and the Muses. [1913 Webster]
  • From Helicon's harmonious springs A thousand rills their mazy progress take. --Gray. [1913 Webster]