Thursday August 20th, 2015. The 2015 IAAF World Championships kick off this weekend and will provide a venue for the world's best to go head-to-head in a championship setting before the 2016 Summer Olympics in Rio de Janeiro. From Usain Bolt in the 100-meters to Dennis Kimetto in the marathon, Beijing is expected to host fast times and eyebrow-raising performances.
RS/SS stands for Rally Sport/Super Sport (Chevrolet Camaro model) Suggest new definition. This definition appears rarely and is found in the following Acronym Finder categories: Business, finance, etc.
RSF is a three-letter abbreviation that may refer to 1  : Republican Security Forces, a fictional fascist militia in the British science fiction series Doctor Who. 2  Rhodesian Security Forces. 3  Republican Sinn FÃ©in.  Reporters Sans FrontiÃ¨res; see: Reporters Without 1  Borders. The Road Safety Foundation.  Religious Society of Friends, the Quakers.