Definitions of magazine:

• noun:   a storehouse (as a compartment on a warship) where weapons and ammunition are stored
• noun:   product consisting of a paperback periodic publication as a physical object

  Example: "Tripped over a pile of magazines"

• noun:   a light-tight supply chamber holding the film and supplying it for exposure as required
• noun:   a periodic paperback publication

  Example: "It takes several years before a magazine starts to break even or make money"

• noun:   a business firm that publishes magazines

  Example: "He works for a magazine"

• noun:   a metal frame or container holding cartridges; can be inserted into an automatic gun