[FOM] Is CH vague?

[Alex Blum]

Joe Shipman wrote:

>  A statement cannot be vague if it is built up logically from terms 
> and concepts that are themselves clear and being used appropriately. 

I wonder if that suffices.  For saying of a verbal expression that it is 
not true, it is not clear whether what is implied, for example, is that 
the expression is false or meanigless. However 'true' and 'not' are clear.
Alex Blum