PRESIDE, v. To guide the action of a deliberative body to a desirable result. In Journalese, to perform upon a musical instrument; as, "He presided at the piccolo."
Ambrose BierceART, n. This word has no definition. Its origin is related by the ingenious Father Gassalasca Jape as "One day a wag - what would the wretch be at? Shifted a letter of the cipher RAT, And said it was a god's name! . . ."
Ambrose Bierce