a. Offensive to accepted standards of decency.

b. Law Of or relating to materials that can be regulated or criminalized because their depiction of nudity, sex, or excretion is patently offensive and without artistic or scientific value.

a. Morally repulsive; disgusting: "The way he writes about the disease that killed her is simply obscene" (Michael Korda).

b. So extreme in amount as to be objectionable or outrageous: "hammered by stratospheric rents and obscene taxes" (Joe Queenan).