wildcat tactics
Military or strategic term referring to irregular, guerrilla-style tactics, often involving small, mobile units that strike unexpectedly, like a wildcat.
The guerrilla unit toyed with the enemy using wildcat tactics.
ゲリラ戦 is a broader term for guerrilla warfare, while 山猫戦術 specifically emphasizes the unpredictable, hit-and-run nature of the tactics.
Compound of 山猫 (wildcat) and 戦術 (tactics), literally 'wildcat tactics'. The term likely derives from the wildcat's reputation for stealth, agility, and sudden attacks.