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Synonyms

mud

American  
[muhd] / mʌd /

noun

  • mud
    plural
  1. wet, soft earth or earthy matter, as on the ground after rain, at the bottom of a pond, or along the banks of a river; mire.

  2. Informal. scandalous or malicious assertions or information.

    The opposition threw a lot of mud at our candidate.

  3. Slang. brewed coffee, especially when strong or bitter.

  4. a mixture of chemicals and other substances pumped into a drilling rig chiefly as a lubricant for the bit and shaft.


verb (used with object)

mudded, mudding
  1. to cover, smear, or spatter with mud.

    to mud the walls of a hut.

  2. to stir up the mud or sediment in.

    waders mudding the clear water.

verb (used without object)

mudded, mudding
  1. to hide in or burrow into mud.

mud British  
/ mʌd /

noun

  1. a fine-grained soft wet deposit that occurs on the ground after rain, at the bottom of ponds, lakes, etc

  2. informal slander or defamation

  3. informal not at all clear

  4. to disgrace or defame someone

  5. informal a humorous drinking toast

  6. informal someone is disgraced

  7. informal to slander; vilify

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

verb

  1. (tr) to soil or cover with mud

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
mud Idioms  
  1. see clear as mud; name is mud; sling mud at.


Other Word Forms

Derived Forms

Inflected Forms

Nouns

Etymology

Origin of mud

1300–50; Middle English mudde, mode < Middle Low German mudde. Cf. mother 2

Explanation

Mud is very wet dirt. On rainy days, you might enjoy putting on your tall rubber boots and squishing around in the mud. When you mix soil with water, you get mud — a soft, almost sticky material. Mud results from a damp environment or a recent rain. There's also the mud that masons or bricklayers use to stick stones together — it resembles mud, though it's actually mortar or plaster, and to use it when building is to mud. The word mud also showed up in 1920s as slang" meaning "bad coffee," and if your "name is mud," you've got a bad reputation.

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Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Most Baiga houses have low mud walls, rough timber and bamboo, and tiled or thatched roofs patched with plastic against the rain.

From BBC ● Sep. 30, 2026

They climb ladders, romp in mud and push each other around in secondhand wheelchairs.

From The Wall Street Journal ● Sep. 29, 2026

The year after that, heavy rains pummeled the burn scar, burying buildings and vehicles under mud and debris.

From Los Angeles Times ● Sep. 27, 2026

Some of these cores at the Northern Territory Geological Survey are mudstone – a type of sedimentary rock formed from hardened seafloor mud.

From Science Daily ● Sep. 27, 2026

Covered in sticky mud, but at least not lost forever.

From "Rowan of Rin" by Emily Rodda

“Getting washed away, built over, snowed in, mudded, overgrown.”

From New York Times ● Apr. 20, 2022

Then an L.A. pitcher approached his front office with an observation: The balls that the Astros were using were mudded up differently.

From Los Angeles Times ● Jun. 13, 2021

This time, the Dodgers thought that the Astros had balls mudded up more heavily for their pitchers, and that the batboy would deliver those to the ump during innings when the Dodgers were batting.

From Los Angeles Times ● Jun. 13, 2021

In 2017 MLB did not offer much guidance on how a baseball was supposed to be mudded up, so it was difficult to punish a team for it.

From Los Angeles Times ● Jun. 13, 2021

Old Tallow’s cabin was small, neat, thickly mudded between logs.

From "The Birchbark House" by Louise Erdrich

He explained he would go out at night and change into black clothing to go "mudding" - where his "self-loathing" would cause him to cover himself in mud.

From BBC ● Oct. 27, 2023

They also take part in activities like searching a nearby lake for crappie fish with their bare hands or going mudding with monster trucks.

From Seattle Times ● Jul. 2, 2023

It hits him: “I lost the effort, the hustle, the mudding, and the megaphone. I lost the fun.”

From The Guardian ● Oct. 26, 2020

TimMorgan @ @ @ No. Ms Konigsburg is critisizing the Hobbit and Jackson is mudding the waters for all those who have not read all of Tolkien's work,as I have.

From Time ● Jan. 5, 2013

He had a wife, Nancy, and three children, and his own house, which he had built with his own hands, a small tight adobe that required mudding every two or three autumns.

From "The Milagro Beanfield War" by John Nichols

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