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Back up

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

📖 Definitions of "Back up"

verb

1
To move backwards, especially for a vehicle to do so.
"That beeping sound indicates that the truck is backing up."
2
To move a vehicle backwards.
"Back up the car a little, you're blocking the driveway."
3
To undo one's actions.
"I couldn't see how to finish the project, so I backed up and tried it another way."
4
To reconsider one's thoughts.
"This isn't working. Let's back up and think about it."

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