To purposefully ignore someone whilst fiddling with your scarf, so that they cannot try and take your arm or come near you or even make conversation ..... and so giving them the cold shoulder.
Hey, did you hear how Prince William totally scarfed Duchess Meghan on the way out of church on Christmas Day? Wow - he looked so cool - he will one day be a formidable king!
When you're so fucking high out of your mind that you're on the floor cry-laughing at the dumbest shit, and eating a box full of stale oreos because they're so damn good.