open sesame

/ˌoʊpən ˌsɛsəmi/
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Other forms: open sesames

Definitions of open sesame
  1. noun
    a magical command; used by Ali Baba
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    type of:
    bid, bidding, command, dictation
    an authoritative direction or instruction to do something
  2. noun
    any very successful means of achieving a result
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    type of:
    agency, means, way
    how a result is obtained or an end is achieved
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