It’s as though it’s a “brother thing” only close friends can relate too. Someone can also be defined as a “bruvting” if they are a very close pal

Commonly used as slang for 'brother', derived from the slang 'bruv' or 'bruvva'.

As if it’s a brother thing, something only close pals can relate to. Also can define people as bruvtings if they are best friends