noun
Refers to the dark liquid produced by squid, used as a defense mechanism and as an ingredient in cooking.
イカ墨のパスタが好きです。
I like squid ink pasta.
イカは危険を感じるとイカ墨を吐きます。
Squid release ink when they sense danger.
Rarely used kanji form; the kanji for 烏賊 are uncommon.
墨 is a general term for ink, including calligraphy ink. イカ墨 specifically means squid ink.
Compound of イカ (squid) and 墨 (ink).