Definitions
1.VerbTo dye with a fast or lasting colour.
2.VerbTo make (something) deeply part of something else."; The dirt was deeply ingrained in the carpet.; The lessons I learned at school were firmly ingrained in my mind."
3.AdjectiveDyed with grain, or kermes.
4.AdjectiveDyed before manufacture; said of the material of a textile fabric.
5.AdjectiveThoroughly inwrought; forming an essential part of the substance.
6.NounAn ingrain fabric, such as a carpet.