The instructions she left were vague and difficult to follow.
He gave only a vague answer.
The judges determined that the law was too vague to be fairly enforced.
She has been vague about her plans for college.
We had only a vague idea of where we were.
I think I have a vague understanding of how it works.
He longed in some vague way for something different.
She felt a vague sense of uneasiness when she was around him.
I had the vague impression that they were withholding information.
We could just barely make out the vague outline of a plane in the sky.
When my three years of military service ended, I looked around for some way to get to spend time in rural Vietnam as a civilian. The driving force was still primarily intellectual curiosity, along with a desire to improve my language ability in a non-Western language and some vague idea of doing folkloristic or literary studies in the future. —Neil L. Jamieson, Understanding Vietnam, (1993) 1995
There are vague memories in our souls of those misty centuries when the world was in its childhood. —Arthur Conan Doyle, A Study in Scarlet, 1887
At the end of half an hour Tom had a vague general idea of his lesson, but no more, for his mind was traversing the whole field of human thought, and his hands were busy with distracting recreations. —Mark Twain, Tom Sawyer, 1876
It thrilled him with a vague uncertain horror, to know that behind the dusky shroud, there were ghostly eyes intently fixed upon him, while he, though he stretched his own to the utmost, could see nothing but a spectral hand and one great heap of black. —Charles Dickens, A Christmas Carol, 1843