One who is employed to escort people to their seats, as in a theater, church, or stadium. A man who attends a bridal party at a wedding. One who serves as official doorkeeper, as in a courtroom or legislative chamber. An official whose duty is to make introductions between unacquainted persons or to precede persons of rank in a procession. Archaic An assistant teacher in a school. To serve as an usher to; escort. To lead or conduct. See Synonyms at guide. To precede and introduce; inaugurate: a celebration to usher in the new century. To serve as an usher: ushered every Sunday at church.