What is 'how'?
1.
A Tokoroa, New Zealand synonym for the word 'so' as in that is 'so' cool.
It is pronounced with a strong emphasise on the 'o' and a carried 'w' so it should sound like "hOww' cool.
A new zealand accent also helps with this. it may be hard for foreigners
That's 'how' cool!
See 
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