won't hold water

to be inadequate, insubstantial, or ill-conceived. Sorry, your ideas won't hold water. Nice try, though. The prosecution's case wouldn't hold water, so the defendant was released.

Common Names:

Name	Pronounced	Usage
Mirna	-	Croatian, Serbian
Jenaro	he-NAH-ro	Spanish
Ram (2)	-	Indian, Hindi, Marathi, Bengali, Tamil, Telugu, Malayalam, Kannada, Nepali
Irinei	-	Russian
Rowena	ro-EE-nə	English
Valentine	['væləntain]