Webster's Revised Unabridged Dictionary · 1913

Otiose

Otiose , adjective

[Latin otiosus, from otium ease.]

Being at leisure or ease; unemployed; indolent; idle.
Otiose assent. — Paley
The true keeping of the Sabbath was not that otiose and unprofitable cessation from even good deeds which they would enforce. — Alford