Webster's Revised Unabridged Dictionary · 1913

Fribble

Fribble , adjective

[Compare French frivole, Latin frivolus, or English frippery.]

Frivolous; trifling; silly.

Fribble , noun

A frivolous, contemptible fellow; a fop.
A pert fribble of a peer. — Thackeray

Fribble , intransitive verb

1.
To act in a trifling or foolish manner; to act frivolously.
The fools that are fribbling round about you. — Thackeray
2.
To totter. [Obsolete]