To grab some ones attention with British /Roman slang
Oi , you lot
Another word for oof or rough.
"He was terrible in bed. "
"Oi."
When someone, usually British or Australian, yells in either anger, excitement, or fear. It generally needs context, and is usually said in the beginning of a sentence.
Anger: "Oi mate, you done steal my boat!"
Excitement: "Oi, look what you've done, mate! Now we can go back to Ireland!"
Fear: "Oi, I think that big croc is gonna get us."
The aussie way of getting someone's attention
Oi mate I did your mum last night