noun
all one's strength; desperate effort
Almost always used in the set phrase 死力を尽くす, meaning to exert every ounce of strength as if one's life depended on it. The literal sense 'strength when ready to die' is rarely used outside this expression.
See also: 死力を尽くす
彼は死力を尽くしてその問題を解決した。
He exerted all his strength to solve the problem.
選手たちは死力を尽くして戦った。
The players fought with desperate effort.