open sesame

noun open ses·a·me \-ˈse-sə-mē\

: something that allows a person or thing to do or enter something successfully and easily

Full Definition of OPEN SESAME

:  something that unfailingly brings about a desired end

Examples of OPEN SESAME

  1. Perfect test scores are an open sesame to the best schools.
  2. <it turned out that a simple please was the open sesame for charming the hotel manager into giving us a room with a better view>


from open sesame, the magical command used by Ali Baba to open the door of the robbers' den in Ali Baba and the Forty Thieves
First Known Use: circa 1837


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