Definition of bust-out in US English:

bust-out

noun

US
slang
  • 1An extravagant or riotous celebration, a binge; = "bust". Now rare.

  • 2An escape, especially from prison; a breakout.

  • 3A collapse or failure; an unsuccessful person, thing, etc.

  • 4An instance of bankruptcy which has been engineered with the intent to defraud creditors; = "scam". Compare "bust".

adjective

US
slang
  • Gambling. Crooked, illegal, dishonest.

Origin

Mid 19th century. From bust + out.

Pronunciation

bust-out

/ˈbʌstaʊt/