have (got) someone by the short and curlies
US /hæv ɡɑt ˈsʌm.wʌn baɪ ðə ʃɔrt ænd ˈkɜr.liz/
UK /hæv ɡɑt ˈsʌm.wʌn baɪ ðə ʃɔrt ænd ˈkɜr.liz/

1.
السيطرة الكاملة على شخص, التحكم بشخص تمامًا
(informal, sometimes offensive) to have complete control over someone, especially by having an advantage over them or by knowing something about them that they want to keep secret
:
•
The company had him by the short and curlies after he signed that contract.
الشركة كانت تسيطر عليه تمامًا بعد توقيعه على ذلك العقد.
•
She knew his secret, so she had him by the short and curlies.
كانت تعرف سره، لذا كانت تسيطر عليه تمامًا.