noun
signs of the enemy; enemy presence
Often used in military or strategic contexts to indicate that the enemy has been detected or is nearby. Commonly appears in phrases like 敵影を認める (to spot signs of the enemy) or 敵影なし (no sign of the enemy).
偵察隊は敵影を発見した。
The reconnaissance unit spotted signs of the enemy.
周囲に敵影はなかった。
There was no sign of the enemy in the area.