Definitions of expose:

• noun:   the exposure of an impostor or a fraud

  Example: "He published an expose of the graft and corruption in city government"

• verb:   expose or make accessible to some action or influence

  Example: "Expose your students to art"

• verb:   expose to light, of photographic film
• verb:   to show, make visible or apparent
• verb:   abandon by leaving out in the open air

  Example: "The infant was exposed by the teenage mother"

• verb:   disclose to view as by removing a cover
• verb:   expose while ridiculing; especially of pretentious or false claims and ideas
• verb:   put in a dangerous, disadvantageous, or difficult position
• verb:   remove all or part of one's clothes to show one's body

  Example: "The man exposed himself in the subway"

• verb:   make known to the public information that was previously known only to a few people or that was meant to be kept a secret
• name:  A surname (very rare: popularity rank in the U.S.: #85344)