Most people are completely unaware of their breath. They violate your space, they have no idea that they have halitosis.

I really have no idea what they're doing because I've only been here for a week,

I had no idea where things were headed at that point. But I was ready for anything. He wasn't going to sucker-punch me again.

But I had no idea that they were going to pull the plug so quickly.

We didn't have any idea of what was going on. We had no idea.

I have no idea.