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open sesame

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noun
any marvelously effective means for bringing about a desired result: Wealth is the open sesame to happiness.
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Origin of open sesame

First recorded in 1785–95; from the use of these words by Ali Baba to open the door of the robbers' den
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use open sesame in a sentence

British Dictionary definitions for open sesame

open sesame

noun
a very successful means of achieving a result

Word Origin for open sesame

from the magical words used by Ali Baba in The Arabian Nights' Entertainments to open the door of the robbers' den
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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