Amphigory

There is always a danger that a poet, in search after the infinitely ingenious, may lapse into amphigory, into sheer absurdity and triviality, which Cowper, in spite of his elegant lightness, does not always escape.

Source: wiktionary

Greenberg answered with the same sort of polite amphigory the cosmic linguist had selected. “I have long wished for the boon of experiencing in person the scholarly aura of Dr. Ftaeml, but I had never dared let the wish blossom into hope. Your servant and pupil, sir.”

Source: wiktionary

You will notice that the selection by Hiraf is either meaningless or ambiguous when analyzed, although it has an impressive ring at first reading. Nonsense statements such as these are known as amphigory and are characteristic of much occult metaphysics. Amphigory, of course, allows readers to project their own meaning into such statements, since there is little inherent meaning to begin with

Source: wiktionary