[v. in-greyn; adj., n. in-greyn] 
| 1. | to implant or fix deeply and firmly, as in the nature or mind. |
| 2. | ingrained; firmly fixed. |
| 3. | (of fiber or yarn) dyed in a raw state, before being woven or knitted. |
| 4. | made of fiber or yarn so dyed: ingrain fabric. |
| 5. | (of carpets) made of ingrain yarn and so woven as to show a different pattern on each side; reversible. |
| 6. | yarn, wool, etc., dyed before manufacture. |
| 7. | an ingrain carpet. |
| en·grain (ěn-grān') tr.v. en·grained, en·grain·ing, en·grains To ingrain. [Middle English engreinen, to dye with cochineal or kermes, from Old French engrainer : en-, causative pref.; see en-1 + graine, grain; see grain.] |