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hard–and–fast

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adjective \ˌhärd-ən-ˈfast\

Simple Definition of hard–and–fast

  • —used to say that something (such as a rule) cannot be changed

Source: Merriam-Webster's Learner's Dictionary

Full Definition of hard–and–fast

  1. :  not to be modified or evaded :  strict <a hard–and–fast rule>

1867

First Known Use of hard–and–fast

1867


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