Definition of "slave driver" []

• An overseer of slaves at work. (noun)
• A severely exacting employer or supervisor. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Know, O my brothers, that when I was a little one, some five years old, I was taken home from my native country by a slave driver who sold me to a certain Apparitor. 90 My purchaser had a daughter three years old, with whom I was brought up; and they used to make mock of me, letting me play with her and dance for her91 and sing to her, till I reached the age of twelve and she that of ten; and even then they did not forbid me seeing her."