A belief in and excessive use of pornography.

A person with an outwardly dominant, masculine, or aggressive personality, but who also enthusiastically takes on the submissive or "bottom" role in the bedroom.

A political philosophy and movement that seeks to subvert and/or overthrow all the governments of the world and to replace them with a Government that would has no laws restricting sex whatsoever and that would promote the type of sexual behavior seen in all kinds of porn,promote orgies and have Government sponsored orgies,sponsor the production of porn and promote sex with and among teens of all ages. And generally work to make there citizens horny.

According to pornism what makes life so bad is lack of sex.
The term comes from porn+ism