1. involving or characterized by wild and uncontrolled behavior
2. very funny or entertaining in a wild, exuberant way
Usage: informal
3. luxurious or abundant to an excessive degree

Examples

• The riotous crowd broke several windows during the protest.
• Their riotous laughter could be heard throughout the house.
• The party became increasingly riotous as the night went on.
• The comedian’s riotous performance had the audience in stitches.
• The garden displayed a riotous profusion of colorful flowers.
• The students’ riotous behavior led to their suspension.
• We had a riotous time at the carnival last weekend.