What does having a fiddle mean?
fiddle verb (CHEAT)
to act dishonestly in order to get something for yourself, or to change something dishonestly, especially to your advantage: ... He had been fiddling the accounts/books/finances for years.
How do you use the word fiddle?
1 She managed to fiddle a free trip to America. 2 He is above meanness and fiddle. 3 They suspected he was on the fiddle all along. 4 We need an experienced player who can fiddle away for hours for the country dancing.