Something which is vague, or an instance or example of vagueness.(noun)
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Use "vagueness" in a sentence
"Seriously, maybe the vagueness is an intentional tactical ambiguity designed to scare private capital into putting more private money into the system and loosening up."
"In the interest of eventually achieving an integrated Army he was willing to settle for less than immediate and total integration, but nevertheless he attacked the board for what he called the vagueness of its recommendations."
"This kind of vagueness is the kind of reporting that misleads people."