definition of
frivolity

[1] #1 frivolity n. [frivolousness] the trait of being frivolous; not serious or sensible. wn

[2] #2 frivolity n. [bagatelle, fluff, frippery] something of little value or significance. wn

[3] #3 frivolity n. [buffoonery, clowning, japery, harlequinade, prank] acting like a clown or buffoon. wn