So even though it sounds completely implausible, it happens all the time.

Yes, it does sound implausible, Willie's mother admits; at first, she didn't believe him either.

"They contained the same sort of denunciations, which sounded implausible to me."

Put like that it sounded rather implausible, he realized with a sinking heart.

On the surface this sounds so implausible - rather like the information equivalent of the Slow Food campaign.

While that may sound implausible, people who knew him at the time said that Bush indeed showed virtually no interest in public policy, or politics.

This account of such grueling treatment may sound implausible, but in fact it is not unusual.

If it sounded implausible to her, how would it sound to a clerk?

Also, the story about the psychiatrist sounds somewhat implausible.

"My theory might sound implausible, but does the idea of your daughter being held all this time sound any more so?"