Etymology: From the Latin perfidus, "faithless, treacherous or false."Root: fidelis > fides, "faith", as in fidelity.(rfap)
- The act of violating faith or allegiance; violation of a promise or vow, or of trust reposed; faithlessness; treachery.
- Specifically, in warfare, the act of using symbols like the w:Red Cross (symbol), Red Cross or w:white flag, white flag to attack the enemy, considered a war crime.
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Full Definition of perfidy