n.
- A person who breeds animals or plants.
- An animal kept to produce offspring.
- Offensive Slang. A heterosexual person.
- A source or cause: social injustice-a breeder of revolutions.
- A breeder reactor.
The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.