marking ink noun indelible ink used for marking linen, clothes, etc Liberaldictionary.com
Collins English Dictionary – Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Examples from the Web for marking ink Historical Examples of marking ink
Because on the other days you forgot to bring home the marking-ink.
Barry Pain
I have my own business to attend to in the city without always thinking about marking-ink.
Barry Pain