noun
starvation tactics; siege by cutting off supplies
Military strategy of surrounding an enemy and cutting off food and supplies to force surrender.
城を兵糧攻めにして、敵が降伏するのを待った。
They laid siege to the castle by cutting off supplies and waited for the enemy to surrender.
Compound of 兵糧 (hyōrō, 'provisions, army rations') and 攻め (seme, 'attack, siege').