I 'slaved' all morning to get the work done on time.
prisoners being forced to do 'slave labor'
The pyramids were built by 'slave labor'.
(..) Great kings of Men. Then Sauron the Deceiver gave to them nine rings of power. Blinded by their greed,they took them without question. One by one,falling into darkness. Now they are slaves to his will. They are the Nazgl. Ringwraiths. Neither living nor dead. At all times they feel... (..)2001 The Lord of the Rings: The Fellowship of the Ring