C1 noun /rɪˈteɪnər/
retainer
अग्रिम शुल्क / दांतों का ब्रेसेस
Meaning
a fee paid in advance to secure someone's services, or a device that holds something in place
Example
The lawyer asked for a retainer before taking the case.
वकील ने मामले को लेने से पहले अग्रिम शुल्क मांगा।