ape

Short definition from Wiktionary

Noun

1. 1
   A primate of the superfamily Hominoidea, generally larger than monkeys and distinguished from them by having no tail.
2. 2
   Any such primate other than a human.
3. 3
   An uncivilized person.
4. 4
   One who apes; a foolish imitator.
5. 5
   A black person.
6. 6
   Initialism of alkylphenol ethoxylate.

Verb

1. 1
   To behave like an ape.
2. 2
   To imitate or mimic, particularly to imitate poorly.

Adjective

1. 1
   Wild; crazy.