To move towards the bench in order to have a conversation with the judge and opposing counsel off the record and/or out of the jury's earshot. An attorney or juror (during voir dire) must request to approach the bench, i.e. "Your honor, may I approach the bench?"
Illustrative case law
See, e.g. People v. Maher, 675 N.E.2d 833 (N.Y. 1996).