Slave usually refers to a person who loses his personal freedom and is arbitrarily driven by others (usually slave owners) to do things for him. Slave names "slave" and "slave" existed in the pre-Qin period, but the word "slave" only appeared in works after the Han Dynasty. In the history of the world, people became slaves because of war, crime, bankruptcy, bloodline and other reasons, and were given and traded as valuable commodities while becoming labor tools. Slaves can regain their freedom through escape, redemption and meritorious service. The famous slave in history is Spartacus.

1. People who work for slave owners without personal freedom can be killed or traded by slave owners.

2. Completely obey someone who has dominant power and influence; People who can't help themselves. [ 1]

3. People who can't make their own decisions.