The Collaborative International Dictionary
Ape \Ape\ ([=a]p), n. [AS. apa; akin to D. aap, OHG. affo, G. affe, Icel. api, Sw. apa, Dan. abe, W. epa.]
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(Zo["o]l.) A quadrumanous mammal, esp. of the family Simiad[ae], having teeth of the same number and form as in man, and possessing neither a tail nor cheek pouches. The name is applied esp. to species of the genus Hylobates, and is sometimes used as a general term for all Quadrumana. The higher forms, the gorilla, chimpanzee, and ourang, are often called anthropoid apes or man apes.
Note: The ape of the Old Testament was probably the rhesus monkey of India, and allied forms.
One who imitates servilely (in allusion to the manners of the ape); a mimic.
--Byron.A dupe. [Obs.]
--Chaucer.