Friv″o‐lous (?), a. [L. frivolus; prob. akin to friare to rub, crumble, E. friable: cf. F. frivole.]
1. Of little weight or importance; not worth notice; slight; as, a frivolous argument. Swift.
2. Given to trifling; marked with unbecoming levity; silly; interested especially in trifling matters.
His personal tastes were low and frivolous. Macaulay.
Syn. — Trifling; trivial; slight; petty; worthless.
— Friv″o‐lous‐ly, adv. — Friv″o‐lous‐ness, n.