We were trying to figure out what exactly the popular and experienced presenter was trying to say that somehow ended up in "rose-c**nting." 

We reckon it's somewhere between 'rose tinted' and 'rose coloured'. But yea, if you're gonna accidentally curse on radio, you might as well go for it. 

A BBC spokesman said later in the day: “It was a slip of the tongue and John apologised immediately afterwards.”