The phrase "implausible story" is correct and usable in written English.
You can use it to describe a story or narrative that is seemingly improbable or unlikely to be true. For example, "The detective knew instantly that the suspect's implausible story was a lie."
It's to Mr. Rhodes's credit that he gently makes this implausible story plausible.
Its elaborately implausible story gestures now and then toward an idea, but the movie's main concern is technique.
In part, he attributes the longstanding acceptance of this implausible story to the fact that, until relatively recently, most archaeologists were men.
Now, 106 years later, the pro-Trump online conspiracy-theory group QAnon has made Morgan the villain of a wildly implausible story.
The trial judge, Timothy Aguda, described her as a wicked and despicable woman who concocted an implausible story accusing the victim's employer of the killing.
But the appeal court said that Bosch had concocted an incredible and implausible story in an attempt to convince it of her innocence.
When your lawyer starts telling implausible stories about the deal, let him keep talking.
Scammers deliberately use terrible spelling and implausible stories because it weeds out "false positives", according to research from Microsoft.
Such individuals may not just post offensive messages, but also annoyingly implausible stories, grand claims, and obvious lies.
The book itself contains many more lurid and seemingly implausible stories, often described as untrue or unverifiable by the authors and yet included regardless.
This, perhaps minus the more implausible stories, has become the accepted version: on one page alone Weber lists 10 different sources, most of them highly respectable (biographies, histories of the first world war, the BBC) testifying to the danger of Hitler's work.
