She smiled at him, as at a fellow conspirator, in relief, in deliverance, in radiant mockery of all the things she would never have to consider important again.
Rearden felt an exultant laughter swelling within him, he felt that he wanted, in his turn, to wink at Francisco like a fellow conspirator who had learned a secret Francisco would not acknowledge.
Rearden stood still and caught a brief instant when Francisco, not moving, looked at him with the hint of an amused smile that was like a wink between conspirators at a secret they both understood, but would not acknowledge.
"Nobody will," said Ferris; their voices had the cautious drone of conspirators.
"Project X?" he said softly, in the mysterious tone of a conspirator.
He noticed that the puppets of the courtroom had started by glancing at him in the sly, wise manner of fellow conspirators sharing a common guilt, mutually safe from moral condemnation.
There are no more uses of "conspirator" in the book.