billboard
🇺🇸
/ˈbɪlbɔːrd/
🇬🇧
/ˈbɪlbɔːd/
A large sign or structure used for advertising, often found on buildings or along roads.
The company's new ad campaign included a prominent billboard on the highway.
会社の新しい広告キャンペーンには、高速道路に目立つ看板が含まれていました。