From en.wikipedia.org:
[wikt] RETAINER may refer to:
- Retainer (orthodontics) , devices for teeth - RFA _Retainer_ (A329) , a ship - Retainers in early China , a social group in early China
** Employment
- Retainer agreement , a contract in which an employer pays in advance for work, to be secured or specified later, when required - Domestic worker or servant, especially one who has been with one family for a long time (chiefly British English) - Affinity (medieval) , also Retinue , a person or group gathered around in the service of a lord
** See also
- RETAIN , a mainframe-based database system - Retainer sacrifice , the sacrifice of a human servant - Retainer medicine , a relationship between a patient and a primary care physician in which the patient pays an annual fee or retainer - Retention (disambiguation) - [lookfrom] - [intitle] [Disambiguation]