But beware of any other hiding behavior, like if he's suddenly vague about where he's gone or what he's done or with whom.
Students are vague about their role in the world.
Maybe in ten years, some people have already been vague about their memories. But as long as someone mentioned, we can not tell you two or three things in four years.
As usual he's being vague about the details, so I have a suggestion for him.
They agreed on the key points, but they were vague about the details.
The dogma is vague about which sequence is referred to, which is useful because it forces us to think about it.
She's ingeniously vague about what Milton's bogey is.
I'm quite vague about what happened.