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in-and-in

American  
[in-uhnd-in, -uhn-] / ˈɪn əndˈɪn, -ən- /

adverb

  1. repeatedly within the same family, strain, etc..

    to breed stock in-and-in.


in-and-in British  

adjective

  1. (of breeding) carried out repeatedly among closely related individuals of the same species to eliminate or intensify certain characteristics

"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

Etymology

Origin of in-and-in

First recorded in 1620–30

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The two principles to be held in mind were, "Breed from the best," and "Breed in-and-in," with a cautious and occasional introduction of new strains.

From Studies in the Psychology of Sex, Volume 6 Sex in Relation to Society by Ellis, Havelock

"Such in-and-in fore-and-afters that their booms won't stay guyed-out, even after you've been at the pains to use a hawser."

From Miles Wallingford Sequel to "Afloat and Ashore" by Cooper, James Fenimore

Perhaps Colling thought he had pursued in-and-in breeding too far, at all events in 1810 he dispersed his famous herd.

From A Short History of English Agriculture by Curtler, W. H. R. (William Henry Ricketts)

Time flies, but sin breeds in-and-in,   And a father's grief is stern; Robin is dead, and a distant kin   Now calls himself Kildearn.

From Wilson's Tales of the Borders and of Scotland, Volume XXIV. by Leighton, Alexander

Most breeders of domestic animals are aware of the deteriorating qualities induced by in-and-in breeding; a change of breed is found necessary for perfection, &c.

From Mysteries of Bee-keeping Explained by Quinby, M. (Moses)

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