Definitions of usher:

• noun:   someone employed to conduct others
• noun:   an official doorkeeper as in a courtroom or legislative chamber
• noun:   Irish prelate who deduced from the Bible that Creation occurred in the year 4004 BC (1581-1656)
• verb:   show (someone) to their seats, as in theaters or auditoriums

  Example: "The usher showed us to our seats"

• name:  A surname (rare: 1 in 33333 families; popularity rank in the U.S.: #4563)