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.

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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

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Etymology

Origin of in-and-in

First recorded in 1620–30

Example Sentences

See Examples For:

in-and-in

"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

But when crossing is practiced injudiciously and indiscriminately, and especially when so done for the purpose of procuring breeding animals, it cannot be too severely censured, and is scarcely less objectionable than careless in-and-in breeding.

From The Principles of Breeding or, Glimpses at the Physiological Laws involved in the Reproduction and Improvement of Domestic Animals by Goodale, S. L.

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)

And this breeding in-and-in has handed down his influence to the present time in an extraordinary degree.

From The Principles of Breeding or, Glimpses at the Physiological Laws involved in the Reproduction and Improvement of Domestic Animals by Goodale, S. L.

Breeding in-and-in, or propagating from animals nearly allied, may be tolerated under certain circumstances, though seldom; and only in extreme cases between those of the same generation, as brother and sister.

From Domestic Animals History and description of the horse, mule, cattle, sheep, swine, poultry and farm dogs; with directions for their management, breeding, crossing, rearing, feeding, and preparation for a profitable market; also their diseases and remedies. Together with full directions for the management of the dairy. by Allen, Richard L.