"Look how I spelt boy!" "Boi? Oh right, that's because you are a cunt."
something that is said when someone has said or done something significantly stupid or idiotic. Also used to roast people when necessary.
BOI! you look like a cheddar biscuit!
How do you think this is a word? It isn't. so stop
Another form of boys but this is not targeted against men, this way of using boys has no gender connected to it.
Hey bois, are you gonna walk with me?