1. hidden from view; concealed
Usage: archaic; literary
2. placed in a very dangerous or exposed position
Usage: military; archaic

Examples

• The soldiers took a perdu position behind enemy lines.
• She remained perdu in the shadows, watching the proceedings.
• The scout was sent on a perdu mission deep into hostile territory.
• Hidden perdu among the trees, the hunters waited for their prey.
• The castle’s perdu watchtower provided a dangerous but strategic vantage point.