The characteristic of being hip; coolness; trendiness.(noun)
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Use "hipness" in a sentence
"The expression of hipness, Leland says, "had to be private to be distinct, understood only by the inner circle.""
"We must admit that there is a certain hipness to planet-eating, especially given Marvel Comics’ philosophical devourer of worlds, Galactus."
"The new emphasis on mother’s hipness is a boon for trendy clothing manufacturers and plastic surgeons, one of whom describes a tummy-tuck, liposuction and breast lift as the “post-baby tuneup.”"