late 14c., from Latin servilis "of a slave" (as in Servile Wars, name given to the slave revolts in the late Roman Republic), also "slavish, servile," from servus "slave" (see serve (v.)). Earliest sense was legal, servile work being forbidden on the Sabbath; sense of "cringing, fawning" first recorded c. 1600.[servile etymology, servile origin, 英语词源]