This is the 3519th most frequent Japanese word.
胆
"胆" means "gallbladder" or "courage/spirit" in Japanese.
胆 is used to refer to the character's guts or courage.
彼は非常に胆の据わった人物です。
He is a very composed person.
胆 is used to denote the courage summoned under stress.
恐怖を感じたが、私は胆を据えて前に進んだ。
Feeling fear, I steadied my nerves and moved forward.
胆 is used in its literal meaning as in the gallbladder organ.