The act of creating the likeness, in the water of a toilet bowl, of the British Prime Minister (1940-45 and 1951-55) Sir Winston Churchill (1874-1965), when expelling a brown trout
. The role of his face is played by your fat arse, while your dog's egg
is a stand in for the cigar protruding from his lips.
"I won't be a minute dear, I'm just off to the bog to cast Churchill's reflection"