2692690 jmdict A [id=2209137] 鉄槌を下す;鉄槌をくだす[sK];鉄ついを下す[sK];鉄鎚を下す[sK] てっついをくだす [1][exp,v5s] to crack down on (e.g. crime, corruption); to deal a crushing blow to; to bring down the hammer on