Oy Definition

oi
interjection
Used to express surprise, pain, grief, worry, etc.
Webster's New World

An exclamation typically expressing mild frustration or expressing feelings of uncertainty or concern.

Wiktionary

Origin of Oy

  • Yiddish אוי (oy, “oh, oy”)

    From Wiktionary

  • Yiddish

    From American Heritage Dictionary of the English Language, 5th Edition