What does "death march" mean?

A forced movement of people, on foot, in such circumstances that many die during the journey.

What is a synonym for "death march"?

Common synonyms include: bataan.

noun

noun ·Rare ·Advanced level

Noun

1
A forced movement of people, on foot, in such circumstances that many die during the journey.
"the Bataan Death March"
2
A project that requires a stretch of unsustainable overwork, or whose participants feel it is destined to fail.
3
Synonym of dead march (“mournful music for a funeral etc.”).
"Jacob Scheele was led to the gallows as a band played a death march."

"Jacob Scheele was led to the gallows as a band played a death march."