I need to clear the backlog of work before starting on new projects.

The backmost seat in the theater offers a great view of the stage.

The item is currently on backorder and will be shipped as soon as it becomes available.

He quickly backpedaled when he realized he was going the wrong way.

The chair has a comfortable backrest.

He is the backroom boy who handles all the confidential work.

I prefer to sit in the backseat of the car.

My sister is such a backseat driver, always telling me how to drive.

The car has a small dent on the backside.

The politicians engaged in backslapping during the campaign rally.