Define Sittin Sidewayz Meaning

Sittin Sidewayz
Driving in your car leaning against the door. As seen in the music video.

(From The Rolling Stones magazine.)

I was sittin sidewayz on the way to your house.
Did you see Paul wall Sittin Sidewayz?
By Muire
Sittin Sidewayz
When you're riding in a lowrider and you tilt the car sidewayz

Mike was sittin sidewayz in his lowrider.
By Jonell