expression, adverb
fervently; desperately; with full resolve
Fixed expression used when someone puts all their effort into a decisive moment, as if this is the last chance. Often appears in battle or high-stakes contexts.
彼はここを先途と戦った。
He fought with desperate resolve, as if this were his last stand.
ここを先途と力を振り絞った。
Summoning all his strength, he gave it everything he had.