1. [informal] Something or someone that turned out to be a failure, despite starting with great potential
   "The hyped movie sequel turned out to be a busted flush, disappointing both critics and fans."
    
2. (poker) a hand with four cards of the same suit, but the last card of a different suit
   "He folded his busted flush, realizing it wasn't strong enough to win"

Derived forms: busted flushes