Piss, shit and puke simultaneously.
The results are not pretty - especially if you have to share a corrimec with the sufferer...
Also a great big bomb designed by Barnes Wallis and dropped by the Dambusters, although not on the dambusting raid. It weighed 10 tons (22,000lbs) and was the largest bomb in the world ... although it may have been exceeded by some recent Spam ordinance. Also called the earthquake bomb. The Grandslam was the big brother to the Tallboy
some interesting notes and pictures here