have a corner on

[paris 06]

What does this mean and what similar expressions are there?
Is "Have a corner on" an idiomatic expression?

- The experts have no corner on wisdom



Thank you.

 

[lauralie2]

See Post #2 here.

 

[sunsunmoon]

What does this mean and what similar expressions are there?
Is "Have a corner on" an idiomatic expression?

Yes, it is.
The phrase "have/get a corner on something" means "to be the only company, organization etc that has a particular product, ability, advantage etc."
Kodak has a corner on the film market.