"Make a silver bridge for the flying enemy" is a poetic euphemism for killing an adversary in combat—specifically, shooting them down. The "silver bridge" represents bullets or projectiles; the "flying enemy" is the target; the "bridge" spans from life to death.
This phrase appears in military poetry, veteran memoirs, and historical fiction—particularly referencing aerial combat or anti-aircraft fire. It transforms the brutality of killing into something almost architectural: constructing a passage for the enemy's spirit.
Combat language serves psychological functions: distancing soldiers from the moral weight of killing, creating in-group cohesion through shared code, and processing trauma through metaphor. "Silver bridge" elevates a violent act into something almost ceremonial—a final escort rather than an execution.
No physical bridge exists. The phrase is purely metaphorical, used retrospectively or literarily, not as operational terminology. It reflects war's paradox: humans capable of both creating beauty (poetry) and inflicting horror (killing), often simultaneously.