Slavery, in general

Wage slavery, a term used by anti-capitalists to discuss the wage-labour system under capitalism

The Slave craton, an Archaean land mass in northwest Canada

Sexual slavery,or non-consensual prostitution or sexual servitude

Slave (BDSM), a person in a relationship or sexual encounter who surrenders all control

Slavey language or Slave, an Athabaskan language spoken among the Slavey First Nations people of Canada

Slave (band), a 1970s-era funk music group

White slavery, or forced prostitution

Master-slave, a term for communications and control architectures where a point or set of points has unidirectional control over a distinct set of points (as opposed to peer-to-peer).