black magic

Noun

1.

black magic - the belief in magical spells that harness occult forces or evil spirits to produce unnatural effects in the world Synonyms: black art, necromancy, sorcery

(jargon)

black magic - (Or "FM") A technique that works, though nobody really understands why. More obscure than voodoo programming, which may be done by cookbook. Compare black art, deep magic, and magic number.

Black Mass, Satanism, chthonian worship, demonism, demonography, demonolatry, demonology, demonomancy, demonomy, demonry, devil lore, devil worship, devilry, diablerie, diabolism, diabology, diabolology, sorcery, the black art