The new regulations have created 'a devil of' a problem [=a very difficult problem] for many small businesses.
He had 'a devil of a time' getting another job. [=he found it very difficult to get another job]
The shoes look great, but they're 'the devil' to walk in. [=they are very difficult to walk in]
(..) Fire all! Stop blowing holes in my ship! We could use a few more ideas, lass. Your turn. We need us a devil's dowry. We'll give them her. She's not what they're after. The medallion. Raise your colors, you bloomin' cockroaches! (..)2003 Pirates of the Caribbean: The Curse of the Black Pearl
(..) the courage to follow orders and stay true in the face of danger and death? Mr.Cotton! Answer, man! He's a mute. Poor devil had his tongue cut out. He trained the parrot to talk for him. No one's yet figured how. Mr.Cotton's parrot. (..)2003 Pirates of the Caribbean: The Curse of the Black Pearl