Hyou Edit Meaning

1.

A weird way of pronouncing the word you, not particularly widely used but is sometimes said by someone who thinks it is a posh way of saying you, especially women from the north of England, e.g yorkshire, but really gets the piss taken out of them.

what are hyou up to?- this more commonly used by the 'posh' teacher?

See you, posh, yorkshire, northern