Found 2 items, similar to marking ink.
English → English (WordNet) Definition: marking ink marking ink n : an indelible ink for marking clothes or linens etc.
English → English (gcide) Definition: Marking ink Marking \Mark"ing\, n. The act of one who, or that which, marks; the mark or marks made; arrangement or disposition of marks or coloring; as, the marking of a bird's plumage. [1913 Webster] Marking ink, indelible ink, because used in marking linen. Marking nut (Bot.), the nut of the Semecarpus Anacardium, an East Indian tree. The shell of the nut yields a blackish resinous juice used for marking cotton cloth, and an oil prepared from it is used for rheumatism. [1913 Webster]