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[bree-der] /ˈbri dər/
an animal, plant, or person that produces offspring or reproduces.
a person who raises animals or plants primarily for breeding purposes.
Also called breeder reactor. Energy. a nuclear reactor in which more fissile material is produced than is consumed.
Origin of breeder
1525-35; breed + -er1
Related forms
nonbreeder, noun Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for breeder
Contemporary Examples
Historical Examples
  • In its present condition, it is about as promising a subject for the breeder's care as were the ancestors of our horned cattle.

    Domesticated Animals Nathaniel Southgate Shaler
  • So you wish me to set up as a breeder of young horses, do you, Socrates?

    The Economist Xenophon
  • Similar conditions are supposed to prevail in Nature, only that there is lacking the selecting hand of the breeder.

    At the Deathbed of Darwinism Eberhard Dennert
  • Get thee to a nunnery: Why wouldst thou be a breeder of sinners?

    Hamlet William Shakespeare
  • The animals are then slaughtered when they have grown a half year's fleece, and the skins are reserved by the breeder.

  • Improvement is after all the keynote to the breeder's operations.

    Mendelism Reginald Crundall Punnett
  • When a "breeder" Tulip develops markings of a different colour, it is said to "break" or "rectify."

    Beautiful Bulbous Plants John Weathers
  • Without the breeder there would be no selection, and without the selection no race.

  • The work is equally valuable to the farmer who keeps but few pigs, and to the breeder on an extensive scale.

    The Peanut Plant B. W. Jones
British Dictionary definitions for breeder


a person who breeds plants or animals
something that reproduces, esp to excess: rabbits are persistent breeders
an animal kept for breeding purposes
a source or cause: a breeder of discontent
short for breeder reactor
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for breeder

1570s, "one who produces or originates," agent noun from breed (v.). Meaning "one who breeds cattle" or some other animal is recorded from 1530s. Of nuclear reactors, from 1948. As a scornful homosexual term for "heterosexual person," attested from 1986.

Online Etymology Dictionary, © 2010 Douglas Harper
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Slang definitions & phrases for breeder



A heterosexual person; straight: the scornful term ''breeders,'' used by some urban gays about heterosexual couples with children (1980s+ Homosexuals)

The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D.
Copyright (C) 2007 by HarperCollins Publishers.
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