tʃəʊˈpiːn ˈplætfɔːm ˈplætfɔɹm ˈpɹəʊɡɹæm ˈpɹoʊˌɡɹæm a woman's shoe with a very high thick sole a raised horizontal surface the speaker mounted the platform any military structure or vehicle bearing weapons the combination of a particular computer and a particular operating system 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 a long, flat raised structure of a railway station, where people get on and off of trains