in league with
US /ɪn liɡ wɪð/
UK /ɪn liɡ wɪð/

1.
in combutta con, alleato con
working together with someone, especially secretly, to achieve something
:
•
The rumors say he was in league with the competition.
Le voci dicono che era in combutta con la concorrenza.
•
She denied being in league with the protesters.
Ha negato di essere in combutta con i manifestanti.