SSS may stand for: · Saffir-Simpson Hurricane Scale, or Saffir-Simpson Scale, a system for measuring intensity of tropical cyclones · Satellite Syndicated Systems, a company that provided distribution of data via communications satellite · SATS Security Services, provider of security services for aviation-related activities at the Singapore Changi Airport · Saunders Secondary School, a high school in London, Ontario, Canada · Scotopic sensitivity syndrome, or Irlens syndrome, a visual disorder · Sea Scout Ship, part of the Sea Scouting program · Sport Searching School, the fictional school from Sport Ranger · Second sound shift · Selective Service System, the United States military conscription program · Sega Soccer Slam · Senior Staff Sergeant, a rank in the Singapore Police Force · Sensation-Seeking Scale, Zuckerman's Sensation-Seeking Scale. ·