Definition of oi in English:

oi

exclamation

(also oy)
informal British
  • Used to attract someone's attention, especially in a rough or angry way.

    • ‘oi, don't lean out’

Pronunciation

oi

/oi/ /ɔɪ/

noun

(also oy)
  • A type of harsh, aggressive punk music originally popular in the late 1970s and early 1980s.

Pronunciation

oi

/oi/ /ɔɪ/

Origin

Variant of hoy first recorded in the 1930s.