noun
A primate of the superfamily Hominoidea, generally larger than monkeys and distinguished from them by having no tail.
Any such primate other than a human.
(derogatory) An unintelligent or unsophisticated person, especially one who behaves irrationally or in an uncivilised manner.
One who apes; a foolish imitator.
(offensive, ethnic slur) A black person.
verb
(intransitive) To behave like an ape.
(transitive) To imitate or mimic, particularly to imitate poorly.
adjective
(slang) Wild; crazy.