1. an urgent need or demand; a pressing requirement
2. a difficult or critical situation requiring immediate action

Examples

• The exigency of the situation forced the team to work through the night.
• In times of exigency, communities often come together to help one another.
• The hospital had to adapt its procedures to meet the exigencies of the pandemic.
• Financial exigency led the company to cut costs across all departments.
• The exigency of finding shelter made them seek refuge in the abandoned building.
• Military leaders must be prepared to respond to any exigency that arises.