see run amok.
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
How to use run riot in a sentence
The little girls and I were simply determined to let romance run riot in Charlotte Amalie.Gardens of the Caribbees, v. 1/2 | Ida May Hill Starr
He made use of things not only as a soldier run riot, but as a patrician who passes the measure.Let us follow Him | Henryk Sienkiewicz
If I sometimes run riot and overflow your meadows, I leave fertility behind me when I withdraw to my natural channel.A Mortal Antipathy | Oliver Wendell Holmes, Sr.
Within that garden color and form run riot, and Manitou is the restful outpost of this erratic wilderness.Over the Rocky Mountains to Alaska | Charles Warren Stoddard
In the mean time, sit square in your saddles, ride your range, and let the idea run riot that you are cowmen.Wells Brothers | Andy Adams