Busily employed in trivial matters; of, relating to, or engaged in busy idleness (see busy, adj. compounds 2). Now rare.

(perhaps) inventive of trifles.

In senses of the verb.

Of a person: trifling, fussy, concerned with small or unimportant detail; foolish or indecisive.

Inclined to petty or excessively fastidious inquiry or manipulation; fussy, finicky. Obsolete.

Of persons, their habits and actions: Fond of fuss, moving and acting with fuss; habitually busy about trifles.

Bustling, fussy, officious.

fussing, fussy.