stop for (someone or something)
1. To cease moving for some amount of time. Boy, I'm really out of shape! Can we stop for a few minutes until I catch my breath? We're going to stop for a few day's at my cousin's house on our way to Florida.
2. To stop driving one's vehicle temporarily in order to do or acquire something. Mom, can we stop for ice cream on the way home? The police officer made me stop for a roadside sobriety test.
3. To stop driving one's vehicle so that someone can board. You really should stop for hitchhikers, you know. I thought they were going to stop for me, but then they just drove off instead.
stop for someone
to halt one's vehicle to allow someone to get in. I stopped for Jeff, but he didn't want a ride. I didn't have time to stop for you. I hope you will forgive me.
stop for something
to halt one's vehicle because of something or the need of something. I had to stop for a red light. We stopped for some gas.