Definition of the Devil
(Entry 1 of 2)
: the most powerful spirit of evil in Christianity, Judaism, and Islam who is often represented as the ruler of hell
the devilnoun (2)
Definition of the devil (Entry 2 of 2)
1 —used to make a statement or question more forceful What the devil are you talking about?Where the devil have you been?
2 : something that is very difficult or that causes a lot of trouble The shoes look great, but they're the devil to walk in.
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