Definition of "Devil" :

noun: a word used in exclamations of confusion

"What the devil."

noun: an evil supernatural being

noun: (Judeo-Christian and Islamic religions) chief spirit of evil and adversary of God; tempter of mankind; master of Hell

noun: a rowdy or mischievous person (usually a young man)

noun: a cruel wicked and inhuman person

verb: coat or stuff with a spicy paste

"Devilled eggs."

verb: cause annoyance in; disturb, especially by minor irritations