A tool with a heavy head used for striking, such as driving nails or breaking objects; used when a strong impact is needed.
釘を打つときはハンマーをしっかり握って打ち込む。
When driving a nail, hold the hammer firmly and strike it.
壊れたタイルを取り外すために大きなハンマーを使った。
I used a large hammer to remove the broken tiles.
子どもには危ないのでハンマーの扱いには注意が必要だ。
A hammer is dangerous for children, so it must be handled with care.