on the fiddle

US /ɑn ðə ˈfɪdl/
UK /ɑn ðə ˈfɪdl/
"on the fiddle" picture
1.

faire de la fraude, tricher

involved in dishonest or illegal activities, especially involving money

:
He was caught on the fiddle, taking money from the company.
Il a été pris en train de tricher, prenant de l'argent à l'entreprise.
Many politicians are suspected of being on the fiddle.
De nombreux politiciens sont soupçonnés d'être impliqués dans des magouilles.