Ali Baba Definition

älē bäbə, ălē
A poor woodcutter in the Arabian Nights who gains entrance to the treasure cave of the 40 thieves by saying the magic words “Open, Sesame!”
American Heritage
In The Arabian Nights, a poor woodcutter who accidentally discovers the treasure of a band of forty thieves in a cave: he makes the door of the cave open by saying “Open sesame!”
Webster's New World

The fictional protagonist of Ali Baba and the Forty Thieves, famous for his encounter with forty thieves and their treasure trove cave that opens on the command "open sesame".


(slang) An extremely lucky person, especially one who acquires a large fortune by luck or by chance.


(slang, ethnic slur, US, military) An Iraqi.


Origin of Ali Baba

  • From Arabic علي بابا (ʿalī bābā).

    From Wiktionary

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Ali Baba