The phrase "murky line" is a correct and usable phrase in written English.
You can use it to describe a situation in which something is unclear or uncertain, for example: "The murky line between right and wrong was getting more and more blurred."
The missteps by JPMorgan could highlight that murky line between proprietary trading and hedging.
"We are trying to walk the fine and somewhat murky line on issues of securities laws".
The bank's loss, which could reach as much as $5 billion, has highlighted the murky line between trading and hedging.
Chinese officials have long used travel restrictions to punish those who have strayed across the murky line of public nonconformity.
In our fervor to be cinematic and provide readers with compelling characters, how do we avoid crossing the murky line between fact and fiction?
Finally, when the issue is the Freedom of Information Act (FOIA), there's a murky line between what is fishing and what isn't.
Some 70 American Special Forces soldiers at the base live within a perimeter of six bunkerlike positions maintained by an Afghan militia force, who serve under murky lines of authority.
There are certainly some murky lines between brokers, advisers and planners, but investors should know at least these differences.
In simple terms, it seems, Google has muddied the already disturbingly murky lines between online content and commercial interests by promoting its own products in its supposedly objective search engine.
Murky lines of responsibility over investigating possible future breaches of airspace over the U.S. Capitol, White House, National Mall and the vice president's residence led to breakdowns in communication between the Secret Service, U.S. Park Police and Capitol Police, it said.
The authors also call for a debate on "the murky dividing line between violent and non-violent extremist material online", arguing such legal definitions have been achieved over "copyrighted material, child pornography and hate speech all of which have been subject to removal requests".
