1. members of a territorial army or reserve military force
Usage: military; chiefly British

Examples

• The territorials were called up during the national emergency.
• Many territorials train on weekends while maintaining civilian jobs.
• The regiment included both regular soldiers and territorials.
• Local territorials participated in the military exercise.
• He served as a territorial for five years before joining the regular army.
• The territorials provided crucial support during the crisis.