A magical set of words only to be uttered in certain situations of life and death. Other such marvelous phrases include beatus meatus and fetus deletus. Remember this phrase to protect yourself.
As the circle of thots enclosed themselves on him, Harry yelled ferociously, "THOTUS BEGONESS!". An explosion rang out to be heard in all directions, but when the dust cleared Harry was the only one standing within a 2 mile radius.
