1. Concerned with slaves
2. Held in servitude

ETYM Cf. French esclave, Dutch slaaf, Dan. slave, sclave, Swed. slaf, all from German sklave, Mid. High Germ. also slave, from the national name of the Slavonians, or Sclavonians (in Late Lat. Slavi or Sclavi), who were frequently made slaves by the Germans. Related to Slav.
1. A person who is owned by someone.
2. Someone who works as hard as a slave; SYN. striver, hard worker.

To work very hard, like a slave; SYN. break one's back, buckle down, knuckle down.

River 258 miles (415 kilometers) Canada flowing from W end of Lake Athabasca N into Great Slave Lake

Any device, including a computer, that is controlled by another computer, referred to as the master. See also master/slave arrangement.