The definition of frivolous is something that has little value or importance or is silly or trivial.(adjective)
See frivolous in Webster's New World College Dictionary
Origin: ME < frivol (< OFr frivole < L frivolus, fragile, silly, akin to friare: see friable) + -ous
See frivolous in American Heritage Dictionary 4
Origin: Middle English
Origin: , probably from Latin frīvolus, of little value
Origin: , probably from friāre, to crumble.
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