expression, noun
inseparable friendship; friendship sealed by a willingness to die for each other
A classical Chinese expression describing a bond so deep that friends would not hesitate to be beheaded for one another. Used in literary or elevated contexts; not everyday vocabulary.
二人の間には刎頸の交わりがあると言われている。
It is said that there is an inseparable friendship between the two.
彼らは刎頸の交わりを結んだ。
They formed a friendship sealed by a willingness to die for each other.