muckmonster
nounUK /ˈmʌkˌmɒnstə/
US /ˈmʌkˌmɑːnstər/
A muckmonster is a funny pretend creature that loves to play in mud and dirt.
After the rain, the kids pretended to be muckmonsters and jumped in every puddle.
OTHER MEANINGS
2. A very dirty, messy person or child.
You're a little muckmonster after playing outside all afternoon!
3. A playful imaginary villain in children's games and stories.
The brave explorers chased the muckmonster back into its muddy cave.
4. A machine or tool used for cleaning thick mud or sludge.
The crew brought in a muckmonster to clear the clogged drain.