The metaphorical act of mechanically clearing out the bowel area by the rectal insertion of said umbrella, opening it and removing it from within the individual while it remains in the open state, thus replicating the result akin to that of an enema. This act is suggested as a remedy to the individual subsequent to their having passed some particularly pungent gas.
"Jesus Bob, that fart was evil! You so need an umbrella pull through!"
by splatharri February 13, 2018