1. in a frivolous manner
; - Example: "she spends her time frivolously enjoying the easy life of a rich and spoiled girl"
The Collaborative International Dictionary of English v.0.48:
Frivolous \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.
Syn: Trifling; trivial; slight; petty; worthless. --
Friv"o*lous*ly, adv. -- Friv"o*lous*ness, n.
WordNet (r) 3.0 (2006):
adv 1: in a frivolous manner; "she spends her time frivolously
enjoying the easy life of a rich and spoiled girl"