The lack of meaning, purpose, or ideas; the characteristic or condition of being pointless.(noun)
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Use "pointlessness" in a sentence
"Anyone who frequents Twitter or Facebook or texts on their cellphones knows that pointlessness is often exactly the point."
"Play, Konner says, “combining as it does great energy expenditure and risk with apparent pointlessness, is a central paradox of evolutionary biology.”"
"However, since I have never been above exercises in pointlessness (see the playoffs capsules, above), I am here this morning to offer up my picks."