The definition of beast is an animal, usually a huge four-footed mammal or is a mean and scornful person.
(Informal) Used as an intensive:
The Devil; Satan.
One who inspires horror or disgust:
A person who is felt to be particularly cruel, brutish, or hideous.
Any of several similar animals
In popular folklore, an undead being in human form that survives by sucking the blood of living people, especially at night.
Find another word for archfiend. In this page you can discover 9 synonyms, antonyms, idiomatic expressions, and related words for archfiend, like: beast, devil, fiend, ghoul, monster, ogre, tiger, vampire and kind.