- 1 (chiefly in the past) a person who is legally owned by another person and is forced to work for them She treated her daughter like a slave. slave owners
- 2 a person who is so strongly influenced by something that they cannot live without it, or cannot make their own decisions slave of something We are slaves of the automobile. slave to something Sue's a slave to fashion.
- 3(technology) a device that is directly controlled by another one