Frivolous

[Tanya Shivari]

Of little weight or importance; not worth notice;
slight; as, a frivolous argument.

[Vania]

[lacking] importance- [adjective]

[Raeanne Dimick]

Not having any serious purpose or value.

[Gregory]

n: to frivole - to be gangsta: gangsta activities
adj: to be stylish; hotness; fa sho
disease: to have frivolitis - Well to break it down, [itis] is /[inflamation] of/ and [friv] is /gangsta/ and o is just a combining vowel.

[Lanell]

behaving in a silly way and not taking anything seriously: