on the fiddle
US /ɑn ðə ˈfɪdl/
UK /ɑn ðə ˈfɪdl/

1.
hile yapmak, dolandırıcılık yapmak
involved in dishonest or illegal activities, especially involving money
:
•
He was caught on the fiddle, taking money from the company.
Şirketten para çalarken hile yaparken yakalandı.
•
Many politicians are suspected of being on the fiddle.
Birçok politikacının hile yaptığı düşünülüyor.