blocking back編輯正在努力提供更完整的內容，建議 20 分鐘後再回來看看blocking backblocking back — 名詞名詞1. A position in American football whose main role is to block defensive players.1.名詞釋義阻擋後衛A position in American football whose main role is to block defensive players.例句The blocking back cleared a path for the running back.