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fast and loose

adverb

Definition of fast and loose

1 :in a reckless or irresponsible manner
  • played fast and loose with the public purse strings
  • —Paul Stuewe
2 :in a craftily deceitful way
  • manipulated evidence … and played fast and loose with the truth
  • —C. V. Woodward

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First Known Use of fast and loose

1580

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