unbreed

From un- +‎ breed.

unbreed (plural unbreeds)

1. The mutt, considered as a breed in its own right.
   • 2005, Julia Szabo, The Underdog: A Celebration of Mutts, Workman Publishing, →ISBN:

     They are a generic, a noname animal, the unbreed, one of a kind, and in these days of mass-produced merchandise, of branding run rampant, the mutt's uniqueness is a priceless commodity.

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unbreed (third-person singular simple present unbreeds, present participle unbreeding, simple past and past participle unbred)

1. To undo breeding or its effects.
   • 1967, Sidney W. Bijou, Donald M. Baer, editors, Child Development: Readings in Experimental Analysis, Appleton-Century-Crofts, page 111:

     We cannot unbreed the child and reconstitute his genes in a happier combination.

   • 2005 January 24, Tara Brautigam, “Pit bull ban? Owners and officials facing off”, in The Spectator:

     "That's what they were bred for and you just can't unbreed that kind of stuff in an animal overnight," Ellis said.

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2. To cause to become extinct through insufficient fertility.
   • 2004, Ben J. Wattenberg, Fewer: How the New Demography of Depopulation Will Shape Our Future, Ivan R. Dee, →ISBN, page 16:

     (No, I don't think the human species will unbreed itself out of existence.)

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3. (figurative) To unmake or destroy.
   • 1991, Kenneth Craig, The Arab Christian: A History in the Middle East, Westminster/John Knox Press, →ISBN, page 208:

     In the 1970s it was different, and there was no feasible Shihāb to hold the ring and unbreed suspicion.

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