monster monster /ˈmɑːnstɝ/

noun

1. () An imaginary creature usually having various human and animal parts  ( monster )
   an imaginary creature usually having various human and animal parts
     The ferocious monster terrorized the villagers, instilling fear in their hearts.
   The ferocious monster terrorized the villagers, instilling fear in their hearts.
   
   
2. () A person or animal that is markedly unusual or deformed  ( lusus naturae , monster , monstrosity , freak )
   a person or animal that is markedly unusual or deformed
     The circus had a sideshow featuring various oddities and human freaks.
   The circus had a sideshow featuring various oddities and human freaks.
   
   
3. () Someone or something that is abnormally large and powerful  ( behemoth , colossus , giant , goliath , monster )
   someone or something that is abnormally large and powerful
   
4. (medicine) a grossly malformed and usually nonviable fetus  ( monster , teras )
   (medicine) a grossly malformed and usually nonviable fetus
   
5. A cruel wicked and inhuman person  ( demon , devil , monster , fiend , ogre )
   a cruel wicked and inhuman person
     The notorious criminal was known as a fiend for his ruthless acts.
   The notorious criminal was known as a fiend for his ruthless acts.