Definitions of town:

• noun:   the people living in a municipality smaller than a city

  Example: "The whole town cheered the team"

• noun:   an urban area with a fixed boundary that is smaller than a city

  Example: "They drive through town on their way to work"

• noun:   an administrative division of a county

  Example: "The town is responsible for snow removal"

• name:  A surname (rare: 1 in 100000 families; popularity rank in the U.S.: #15964)