Aside from a few idiomatic expressions, on is generally used in everyday French as the third way suggested - as a casual replacement for nous (we). As for brin

Aside from a few idiomatic expressions, on is generally used in everyday French as the third way suggested - as a casual replacement for nous (we). As for bringing it into English, would you propose to use the English or French pronunciation? I like the French, but can't think of another example of the nasal o that it uses in English.