etainer
n
1 fee paid to sb (esp a barrister) in advance for services as and when one may need them聘用定金(尤指预付给讼务律师的)
[attrib 作定语]
a retainer agreement 预付聘用费的协议.
2 reduced rent paid to reserve a flat, etc for one´s use while one is absent from it (为外出期间保留租房等而付的)定金.3 (arch 古) servant, esp one who has been with a family or person for a long time 仆人(尤指服务多年的)
(joc 谑) an old family retainer 老家仆.