bred in the bone

bred in the bone

1. (hyphenated if used as a modifier) Deeply and firmly rooted, ingrained, or established. His bred-in-the-bone etiquette came as a result of his years of military training. In this part of the country, hospitality is simply bred in the bone.
2. (hyphenated if used as a modifier) Long-standing and habitual, especially of ideology or religion. Most people vote according to their bred-in-the-bone political identification, rather than making individual assessments of different candidates. A lot of times, religious views are simply bred in the bone.
See also: bone, bred
References in classic literature ?
The result has since shown that "what is bred in the bone will break out in the flesh.
What is bred in the bone," he said, quoting the old proverb, "will never come out of the flesh.
That what is bred in the bone will not go out of the flesh," was never more verified than in the story of my Life.
It's bred in the bone, and it wunt come out of the flesh.
I think, in some preexistent state, he must have been in the higher circles of spirits, and brought all his old court pride along with him; for it was ingrain, bred in the bone, though he was originally of poor and not in any way of noble family.