noun

• An Eastern European coat of arms.
• (Britain, Australia, New Zealand, military) Initialism of Special Air Service. [(Britain, Australia, New Zealand, military) An elite unit of the British army. Similar units operate in the Australian and New Zealand armies.]
• (Scandinavia) Initialism of Scandinavian Airlines System; a joint Swedish, Norwegian and Danish airline company.
• (computing) Initialism of Serial Attached SCSI, a computer bus standard for mainly connecting hard drives, but also used for other devices, derived from the SCSI and SATA standards.
• (sports) Initialism of San Antonio Spurs, American basketball club.
• (aviation) Initialism of stability augmentation system.
• (Australia, education) Initialism of special assistance school.
• (computing) Initialism of secure attention sequence.
• Initialism of space adaptation syndrome. [Synonym of space sickness]