Her attempted seduction of Jake is riotously funny.
He thought it riotously funny when a typically strait-laced American tried to send him to an Alcoholics Anonymous meeting.
Time Magazine called it "a riotously funny and perceptive indictment of America's political system."
If remarks are passed that are unpleasant in the instant, you will see that context can make them something between droll and riotously funny.
Suddenly that seemed riotously funny, and she laughed.
Their writing, for the most part, isn't deeply insightful or riotously funny in itself.
Objectively he knew the joke would be riotously funny, but somehow he couldn't get into the objective spirit of the thing.
Peter Bogdanovich would later observe that Welles found the film riotously funny.
Dudley Moore is riotously funny.
This helps to speed up the intoxication and turns out to be a riotously funny game by the end of the night.