1. [n]  a woman's shoe with a very high thick sole
2. [n]  a raised horizontal surface; "the speaker mounted the platform"
3. [n]  any military structure or vehicle bearing weapons
4. [n]  the combination of a particular computer and a particular operating system
5. [n]  a document stating the aims and principles of a political party; "their candidate simply ignored the party platform"; "they won the election even though they offered no positive program"

Platform
A Parisian on vacation in Thailand meets a travel agent and, between them, they concoct a new idea for a resort chain: places where people can go to have sex. Sex tourism takes off big-time, until a terrorist attack on one of the resorts changes the situation drastically.

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1. \Plat"form`\, n. [Plat, a. + -form: cf. F. plateforme.]
   1. A plat; a plan; a sketch; a model; a pattern. Used also
      figuratively. [Obs.] --Bacon.
   2. A place laid out after a model. [Obs.]
            lf the platform just reflects the order. --Pope.
   3. Any flat or horizontal surface; especially, one that is
      raised above some particular level, as a framework of
      timber or boards horizontally joined so as to form a roof,
      or a raised floor, or portion of a floor; a landing; a
      dais; a stage, for speakers, performers, or workmen; a
      standing place.
   4. A declaration of the principles upon which a person, a
      sect, or a party proposes to stand; a declared policy or
      system; as, the Saybrook platform; a political platform.
      ``The platform of Geneva.'' --Hooker.
   5. (Naut.) A light deck, usually placed in a section of the
      hold or over the floor of the magazine. See {Orlop}.
   {Platform car}, a railway car without permanent raised sides
      or covering; a f?at.
   {Platform scale}, a weighing machine, with a flat platform on
      which objects are weighed.
   

2. \Plat"form`\, v. t.
   1. To place on a platform. [R.]
   2. To form a plan of; to model; to lay out. [Obs.]
            Church discipline is platformed in the Bible.
                                                  --Milton.
   

Specific computer hardware, as in the phrase "platform-independent". It may also refer to a specific combination of hardware and operating system and/or compiler, as in "this program has been ported to several platforms". It is also used to refer to support software for a particular activity, as in "This program provides a platform for research into routing protocols".