'Phrygian cap' definitions:

Definition of 'Phrygian cap'

From: GCIDE

Phrygian cap \Phryg"i*an cap`\ A close-fitting cap represented in Greek art as worn by Orientals, assumed to have been conical in shape. It has been adopted in modern art as the so-called liberty cap, or {cap of liberty}. [Webster 1913 Suppl.]