<p><strong>Noun</strong></p><ul><li>A fluid or viscous substance used for writing or printing.</li><li>A dark, protective fluid ejected by the cuttlefish and other cephalopods.</li><li>Slang: a tattoo or tattoos.</li><li>Informal: publicity, especially in print media.</li></ul><p><strong>Verb</strong></p><ul><li>(used with object) to mark, stain, cover, or smear with ink: to ink one's clothes.</li><li>Informal: to sign one's name to (an official document).</li><li>(used with or without object) Slang: to mark (the skin) with tattoos.</li></ul><p><strong>End of Response</strong></p>