false as Cressida

false as Cressida

Unfaithful. A phrase used to underscore one's infidelity. In medieval tales of the Trojan War, Cressida is a Trojan woman who pledged herself to Troilus, only to forsake him for Diomedes later. I know you cheated on me! You're as false as Cressida!
See also: false
Farlex Dictionary of Idioms.
See also:
  • even if it kills me
  • if I'm honest
  • Greeks bearing gifts, beware of/like
  • beware of Greeks bearing gifts
  • beware the Greeks bearing gifts
  • enough said
  • nuff said
  • beck and call
  • best foot forward
  • (one's) best foot forward