be in cahoots with

US /bi ɪn kəˈhuːts wɪð/
UK /bi ɪn kəˈhuːts wɪð/
"be in cahoots with" picture
1.

與...串通, 與...勾結

to be secretly working with someone, especially in a dishonest or illegal way

:
The police suspect the manager might be in cahoots with the thieves.
警方懷疑經理可能竊賊串通
They denied being in cahoots with the rival company.
他們否認競爭對手公司串通