Oy vs. Oi

Oy and Oi Definitions
Oy
Used especially to express irritation, dismay, sorrow, or self-pity.
Oi
Used as a greeting or to attract someone's attention.
Oy
An exclamation typically expressing mild frustration or expressing feelings of uncertainty or concern.
Oi
Said to get someone's attention; hey.
Oi, you with the red hat – what do you think you're doing?
Oi! Stop that!
Oy
Alternative spelling of oi
Oi
An expression of surprise.
Oi! This is new!
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Oi
An informal greeting, similar to hi.
Oi! How's it going?
Oi
Alternative spelling of oy
Oi
Alternative spelling of oy
Oi
A working-class punk rock subgenre of the 1970s, sometimes associated with racism.