in league with

US /ɪn liɡ wɪð/
UK /ɪn liɡ wɪð/
"in league with" picture
1.

與...勾結, 與...串通

working together with someone, especially secretly, to achieve something

:
The rumors say he was in league with the competition.
謠言說他與競爭對手勾結
She denied being in league with the protesters.
她否認與抗議者勾結