dash-diving

You are dash-diving someone when you are about to be caught driving down the street with some random in your passenger seat and you catch a glimpse of your posse up ahead. Rather than them seeing you with someone beneath your 'pay scale', you quickly grab your passenger behind their head and swiftly duck their noggin' out of the line of sight and under the dashboard.

She: "What the hell are you doin'? Are you dash-diving me from your friends?"
He: No way! It looked like those guys were going to throw a rock toward us and I didn't want you to get hit.
She: I call B.S., you were dash-diving me you creep!