The term is purposely vague and broad, and many are not satisfied with it for that very reason.
The title for the episode is purposely vague.
They are leaving things purposely vague so they don't have to deal with all of these other things.
The Dayton accord had purposely vague language allowing for selective timing of catching war criminals.
Nigel had been purposely vague in describing Robbie's part in the magical attack to the others.
("I'm going to be purposely vague on that," he said in an interview.)
On perhaps the most controversial issue, price limits, he was purposely vague as to whether the commission would support such an approach.
I was purposely vague because I had given my word that I would keep his name out of it.
I didn't waste my time asking futile questions, or trying to decipher his purposely vague pronouncements.
Mr. Clinton had been purposely vague about when he would resign his state job.