KISS, n. A word invented by the poets as a rhyme for "bliss." It is supposed to signify, in a general way, some kind of rite or ceremony appertaining to a good understanding; but the manner of its performance is unknown to this lexicographer.
Ambrose Bierce (1842 - 1914)
Source: The Devil's Dictionary by Ambrose Bierce
Contributed by: Zaady