A fork of Rural Dictionary
1) A strong feeling of excitement brought on by anything dark or of death, such as music and art felt by death enthusiasts.
2) An orgasmic feeling triggered by the thought of or anything dead.
1 ) That goth chick is having a deathgasm over Behemoth's new album, the satanist.
2) That necrophile creep had a deathgasm in the morgue looking at all those bodies.