Meanings of almost unmeaning in English

It was a blank, unfeeling, almost unmeaning expression.

He was exhausted from his hurt and his run and his talk was, at first, almost unmeaning.

She was conscious that suddenly the event of the afternoon-theinterview upon the marshes, had receded until it had become an almost unmeaning incident.

One might at first think that these words would be almost unmeaning, or, at least, that they would give the little questioner no real information.