back up

Definition

To move backwards, especially for a vehicle to do so.

Example Sentences

• "That beeping sound indicates that the truck is backing up."
• "We expressed our readiness, and in ten minutes were in the station wagon, rolling rapidly down the long drive, for it was then after nine.[…]As we reached the lodge we heard the whistle, and we backed up against one side of the platform as the train pulled up at the other."
• "Back up the car a little, you're blocking the driveway."