- any gibbon or great ape
- loosely any Old or New World monkey
- a person who imitates; mimic
- a person who is uncouth, gross, clumsy, etc.
Origin of apeMiddle English from Old English apa; akin to German affe from Germanic an unverified form apan, probably from Old Church Slavonic opica
transitive verbaped, ap′ing
- to express unrestrained anger; rage
- to become wildly enthusiastic: often with over