noun
with one's goal unachieved; with one's ambition unfulfilled
Used when someone dies or is forced to give up before reaching their goal. Often appears in the patterns 志半ばで or 志半ばにして.
彼は志半ばでこの世を去った。
He passed away with his ambitions unfulfilled.
志半ばにして倒れた先人たちの思いを継ぐ。
We carry on the wishes of our predecessors who fell before achieving their goals.