Word Study
firing line
THESAURUS
firing line
DMZ, aceldama, battle line, battle site, battlefield, battleground, combat area, combat zone, enemy line, field, field of battle, field of blood, front line, killing ground, landing beach, line, line of battle, seat of war, shambles, the front, theater, theater of operations, theater of war, zone of communicationsFor further exploring for "firing line" in Webster Dictionary Online