Ri"ot*ous (?), a. [OF. rioteux.]
Involving, or engaging in, riot; wanton; unrestrained; luxurious.
The younger son . . . took his journey into a far country, and there wasted his substance with riotous living.
Luke xv. 13.
Partaking of the nature of an unlawful assembly or its acts; seditious.
-- Ri"ot*ous*ly, adv. -- Ri"ot*ous*ness, n.
© Webster 1913.