Definition of mud noun from the Oxford Advanced American Dictionary

  

mud

 noun
noun
NAmE//mʌd//
 
[uncountable]
 
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  •  wet earth that is soft and sticky The car got stuck in the mud. Your boots are covered in mud. mud bricks/huts (= made of dried mud) Thesaurussoildirt mud dust clay land earth groundThese are all words for the top layer of the earth in which plants grow.soil the top layer of the earth in which plants grow:Plant the seedlings in damp soil.dirt soil, especially loose soil:Pack the dirt firmly around the plants.mud wet soil that is soft and sticky:The car got stuck in the mud.dust a fine powder that consists of very small pieces of rock, earth, etc:A cloud of dust rose as the truck pulled away.clay a type of heavy sticky soil that becomes hard when it is baked and is used to make things such as pots and bricks:The tiles are made of clay.land an area of ground, especially of a particular type:an area of rich, fertile landearth the substance that plants grow in or where people are buried after they dieground an area of soil:The ground was still wet from the rain. They drove across miles of rough, rocky ground. Ground is not used for loose soil:a handful of dry groundPatterns good/rich soil/land/earth fertile/infertile soil/land/ground to dig (at/in) the soil/mud/clay/land/earth/ground to cultivate/plow the soil/land/earth
  • Idioms
    (as) clear as mud(informal)(humorous)
     
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    not clear at all; not easy to understand Oh well, that's all as clear as mud, then.
    drag somebody's name through the dirt/mud
     
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    to harm someone's reputation by saying bad things about them
    fling, sling, etc. mud (at somebody)
     
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    to criticize someone or accuse someone of bad or shocking things in order to damage their reputation, especially in politics see also mudslinging
    somebody's name is mud(informal)(usually humorous)
     
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    used to say that someone is not liked or popular because of something they have done Your name's mud around here at the moment!
    See the Oxford Advanced Learner's Dictionary entry: mud