: a moving mass of soil made fluid by rain or melting snow
also
: lahar
Examples of mudflow in a Sentence
Recent Examples on the Web
The city of 10,000 people was damaged in the January fires and then battered by mudflows in the ensuing rains.
—
Christopher Cann, USA TODAY, 6 Mar. 2025
That can trigger mudflows, where water rushes down only with mud, and more serious debris flows, where water can also pick up rocks, branches and sometimes massive boulders, traveling at speeds exceeding 35 mph.
—Rong-Gong Lin Ii, Los Angeles Times, 7 Feb. 2025
Flooding and flood damage after fire are often more severe, as debris and ash left from the fire can form mudflows.
—Barbara A. Perry, Newsweek, 28 Jan. 2025
Pacific Coast Highway west of Topanga Canyon Boulevard in Los Angeles County was closed around 4:30 p.m. Sunday due to mudflows, officials said.
—Bill Hutchinson, ABC News, 27 Jan. 2025
See All Example Sentences for mudflow
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Christopher Cann, USA TODAY, 6 Mar. 2025
That can trigger mudflows, where water rushes down only with mud, and more serious debris flows, where water can also pick up rocks, branches and sometimes massive boulders, traveling at speeds exceeding 35 mph.
—Rong-Gong Lin Ii, Los Angeles Times, 7 Feb. 2025
Flooding and flood damage after fire are often more severe, as debris and ash left from the fire can form mudflows.
—Barbara A. Perry, Newsweek, 28 Jan. 2025
Pacific Coast Highway west of Topanga Canyon Boulevard in Los Angeles County was closed around 4:30 p.m. Sunday due to mudflows, officials said.
—Bill Hutchinson, ABC News, 27 Jan. 2025
See All Example Sentences for mudflow
Cite this Entry
“Mudflow.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mudflow. Accessed 19 Mar. 2025.
Copy CitationKids Definition
mudflow
noun
mud·flow
ˈməd-ˌflō 
: a moving mass of mud made up of soil and rainwater or melted snow
Love words? Need even more definitions?
Merriam-Webster unabridged
Share