expression, ichidan verb
cut off a finger (as an apology)
Refers to the yakuza practice of yubitsume, where a member severs a finger joint to atone for a mistake or show loyalty. Not used for accidental injury.
See also: 指詰め
彼は組長に謝罪するため、指を詰めた。
He cut off his finger to apologize to the boss.
expression, ichidan verb
catch one's finger (in a door, etc.)
Kansai dialect expression for getting a finger caught or pinched. In standard Japanese, 指を挟む is more common.
ドアで指を詰めてもうた。
I caught my finger in the door. (Kansai dialect)