The Israeli official response to Barak's trial balloon was unenthusiastic.
But it is another thing to watch his own advisers float a trial balloon that he might finally change his story.
The shadow-boxing over the Chuck Hagel for Secretary of Defense trial balloon has turned ugly—and misleading.
The reply to Greeley was, as noted, a trial balloon, whose purpose was to test the reaction of the public to these alternatives.
The whole Israeli press hullabaloo may be just a media invention or some trial balloon that will fade away.
A small campaign or test designed to gauge public response. The term originally referred to a balloon sent up to determine weather conditions: “The speech on free trade that the candidate delivered last month must have been a trial balloon; the audience reacted with hostility, and he has not mentioned the subject since.”
A test of how someone will react: set up a trial balloon and got the expected outcome