Mayterminotheist Share definition Flag 1.The belief that all life will end in a May month. Harold Camping, a preacher from Oakland, California is a mayterminotheist. He believes the rapture will occur this May. Mayterminotheist by H to the T June 11, 2011 0 0 Get merch Get the Mayterminotheist mug. Buy Now — $32.95 See more merch