ひっし必死hisshi
1.

A state of putting forth maximum effort with a sense of urgency or desperation, often in circumstances where failure would have significant and irreversible consequences.

2.

A mindset characterized by intense determination to overcome obstacles, driven by a belief that the situation leaves no room for error.

3.

In the context of strategy games like shogi, a situation indicating that an opponent's next move will inevitably lead to a loss, reflecting a sense of impending doom in the gameplay.

Example:

その奴隷は必死に逃げた。