In polite society, whoever you're
talking to.
Its usage in this
definition originated amongst the youth in the more affluent suburbs of South-West London, who had influence from the more urban neighbouring north-western and south-eastern suburbs of London whilst retaining a posh-like standard.
A: Where is Swagmaster going now?
B:
I'm going to dat
house party on t'High Street, innit?
A: Does Swagmaster need to know the bus times?
B: Nah, bruv, d'as on my iPhone, like.
A: Safe, can Swagmaster wait
two minutes?
B: Arrgh, man, d'as bare long, doe!