Drive back is an action that involves pushing or forcing something away from a certain point. The term can be used in various contexts, such as when referring to a military retreat or when pushing an object away from oneself. In the context of this crossword, the solutions REPULSE (7 letters), REPEL (5 letters) and BEATOFF (7 letters) all refer to the action of driving back. REPULSE and REPEL both mean to push away or reject, while beatoff means to drive away by force. All three words can be used to describe the action of driving back.