long-standing

adjective long-stand·ing \ ˈlȯŋ-ˈstan-diŋ \

Definition of long-standing

: of long duration
  • a long-standing dispute

First Known Use of long-standing

1655

in the meaning defined above

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LONG-STANDING Defined for English Language Learners

long-standing

Definition of long-standing for English Language Learners

  • : lasting or existing for a long time



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widely and unfavorably known

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