gate of horn

gate of horn (plural gates of horn)

1. (poetic) The metaphorical or mythological gate out of which dreams that tell the truth are said to come.

   Coordinate term: gate of ivory

   • 1922, E[ric] R[ücker] Eddison, The Worm Ouroboros: A Romance, London: Jonathan Cape […], →OCLC, page 19:

     “Thou art wise,” said Corund; “and belike the dream was a true dream, sent thee through the gate of horn, and belike it forebodeth events great and evil for the King and for Witchland.”