Literally, the term originally referred to the rear quarter or the car's length.

She led them through to the kitchen, which was the whole rear quarter of the first floor.

Kick hard with your feet and position yourself by the rear quarter of the board.

The Order soldiers seemed to fall away to their rear quarter.

I immediately sustain heavy damage to my rear quarters as the other three close on me in a sudden rush.

Even if he had a targeting display for the rear quarter, we've seen him fire both forward and backwards simultaneously.

As it did, the right rear quarter of the car dropped.

Rubra could just see two small ridges on the rear quarter which hadn't been there before.

It crashed into the rear left quarter of the bus, which had halted to pick up passengers.

Single pieces of sheet metal comprised the rear quarters and hood.