long-standing

British  

adjective

1. existing or in effect for a long time

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Example Sentences

For Seattle to get revenge in Sunday's rematch, quarterback Sam Darnold must shed his long-standing reputation for wilting under pressure.

From Barron's

In 2025, nearly 128 million people watched the Super Bowl compared to the 12 million or so who tuned into Animal Planet’s long-standing counter-programming, the Puppy Bowl.

From Salon

But Salvation Army, which has a long-standing partnership with Eugenie, struck a more cautious note.

From BBC

There have been many questions about Andrew's finances - and about his long-standing relationship with the banker Rowland.

From BBC

This sequence ran counter to long-standing assumptions about how superfluidity works.

From Science Daily