Definition of "beast" in English

noun

1. An animal, especially a large or dangerous land vertebrate.

2. A person who behaves in a violent, antisocial or uncivilized manner.

3. (slang) Anything regarded as larger or more powerful than one of its normal size or strength.

   • That is a beast of a stadium.
   • The subwoofer that comes with this set of speakers is a beast.

4. (slang) Someone who is particularly impressive, especially athletically or physically.

5. (prison slang, derogatory) A sex offender.

6. (figuratively) Something unpleasant and difficult.

7. A thing or matter, especially a difficult or unruly one.

verb

1. (British, military) To impose arduous exercises, either as training or as punishment.

2. (Scotland, slang, transitive) To engage in sexual intercourse with, particularly in an illicit context.

   • That teacher is under investigation for beasting wee 'uns.

adjective

1. (slang, chiefly Midwestern and Northeastern US) great; excellent; powerful