Despite many of these definitions refering to chavs using this word. This is incorrect although it may have been to start with. The word now is used quite commonly as a alternative word to friend.
bruv. the perfect reply to anything. a mixture of bruh and luv. a very adequate, yet epic word. you can call anyone bruv, your friends, family, strangers, and your pet toaster.
Bob: "yeah my dog just died..."
.
Jim: "wow im sorry man..."
Tom: "sorry for your loss."
Bill: "do you need someone to talk to?"
.
.
.
Jeff: "bruv."