ぼくじゅうのう 墨汁嚢 LinksSentence search for 墨汁嚢Sentence search for ぼくじゅうのうKanji details for 墨, 汁 and 嚢Edit in JMdict Noun1. ink sac (in cephalopods)Zoology, See also 墨袋 Discussions Log in to talk about this word.