When water and dirt mix together, they produce a substance known as mud. Some types of mud are very thick and sticky while other types of mud are thin and wash away easily.
Pigs enjoy wallowing in the mud because it keeps them cool when it’s hot.
The back of my car is all full of mud because I drove through an area that was wet and dirty.
Children like to play in the mud.
If you don’t take of your shoes, you’ll track mud through your house.
In the 1970s and 1980s, mud wrestling was a fad. (fad = popular for a short time)
His boots are all full of mud.
His boots are muddy. (The word "muddy" is an adjective.)
He has muddy boots.
muddy boots
When it rains for a very long time, villages in rural areas are threatened by mudslides.
muddy boots