http://news.bbc.co.uk/2/hi/science/nature/3515788.stm
an interesting article in it's own right, but I'm curious about this phrase:

"But it was on 4 November, as Active Region 486 was being carried out of sight around the Sun's western limb by solar rotation, that the most extraordinary flare let rip."

let rip? I have used this many times, also "let her rip", but what's the origin of this?



formerly known as etaoin...