Translation

eipu means "Ape" in English.
It's a katakanization, a loan-word.

eipu is normally written with katakana, as エイプ.
eipu written with hiragana is えいぷ.
eipu does not have kanji.
Romaji e i pu
Katakana
Hiragana

Trivia

  • Honda has a minibike called "Honda Ape," or Honda Eipu ホンダ エイプ

Further Reading

Wikipedia: 類人猿 (Ape)