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

1.
결탁하여, 공모하여
working together with someone, especially secretly, to achieve something
:
•
The rumors say he was in league with the competition.
소문에 따르면 그는 경쟁사와 결탁했다.
•
She denied being in league with the protesters.
그녀는 시위대와 결탁했다는 것을 부인했다.