'To climb Parnassus' definitions:

Definition of 'To climb Parnassus'

From: GCIDE
  • Parnassus \Par*nas"sus\, n. [L., fr. Gr. ?.] (Anc. Geog. & Gr. Myth.) A mountain in Greece, sacred to Apollo and the Muses, and famous for a temple of Apollo and for the Castalian spring. [1913 Webster]
  • Grass of Parnassus. (Bot.) See under Grass, and Parnassia.
  • To climb Parnassus, to write poetry. [Colloq.] [1913 Webster]