noun
mutt
muht
noun
1
A dog of mixed or uncertain breed.
"They adopted a scruffy mutt from the shelter."
2
Informal, often dismissive: a foolish or stupid person.
"Don't listen to that mutt, he doesn't know what he's talking about."
How to Use Mutt
Learner’s notesIn plain EnglishA mixed-breed dog, or informally, an insult meaning someone foolish.
When to use it
The "foolish person" sense is informal and can come across as insulting.
Word Forms
mutts plural
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They adopted a scruffy _____ from the shelter.
Etymology
A shortening of "muttonhead."