# SS (disambiguation)

SS is an abbreviation for Schutzstaffel (Protection Squadron), a paramilitary organisation in Nazi Germany.
SS, Ss, or similar may also refer to:

## Places

* American Samoa, former two-letter NATO code
* Guangdong Experimental High School (Sheng Shi or Saang Sat), China
* Province of Sassari, Italy (vehicle plate code)
* South Sudan (ISO 3166-1 code SS)
* SS postcode area, UK, around Southend-on-Sea
* San Sebastián, Spanish city

## Arts, entertainment, and media

* SS (band), an early Japanese hardcore punk band
* SS (manga), a Japanese comic 2000-2003
* SS Entertainment, a Korean entertainment company
* S.S., for Sosthenes Smith, H. G. Wells pseudonym for story A Vision of the Past
* SS, the production code for the 1968 Doctor Who serial The Wheel in Space

## Language

* Ss (digraph) used in Pinyin
* ß or ss, a German-language ligature
* SS switch-reference in linguistics
* Scilicet, used as a section sign
* sensu stricto (in the strict sense) in Latin
* Swazi language (ISO 639-1 code "ss")

## Science and technology

* Stainless steel, sometimes marked SS
* Suspended solids and settleable solids, in water

### Biology and medicine

* (+)-sabinene synthase, an enzyme
* Serotonin syndrome, due to some serotonergic medications
* Sjögren's syndrome, an autoimmune disease
* Sweet's syndrome or acute febrile neutrophilic dermatosis

### Computing

* .ss, top-level domain country code for South Sudan
* Screenshot, digital image showing contents of a computer display
* Slave select line on a computer data bus
* SS register in x86 processor
* Super speed USB, or USB 3.0
* ss, in the Unix iproute2 collection
* Sega Saturn; the abbreviation predominantly used in Japan

### Meteorology

* Subtropical storm, a category of subtropical cyclone.

## Sports

* Sareen Sports Industries, India
* Shortstop, a fielding position in baseball and softball
* Special stage (rallying)
* Strong safety, a position in American and Canadian football
* Sunday Silence, an American racehorse

## Transportation

* Corsair International (IATA airline code SS)
* Maatschappij tot Exploitatie van Staatsspoorwegen, a Dutch railroad
* Sand Springs Railway in Oklahoma, US, reporting mark
* Staatsspoorwegen, a Dutch East Indies railroad
* Stockholms Spårvägar (1915), a historic Swedish tram operator
* Stockholms Spårvägar, a Swedish tram operator

### Ships

* Ship prefix for steamboat
* Ship prefix for steamship
* Submarine, by US Navy hull classification

### Vehicles

* Chevrolet SS, a sports sedan
* Chevrolet SS (concept car), a concept car
* SS Cars Ltd, Jaguar from 1945
* SS class blimp, for anti-submarine warfare
* Super Sport (Chevrolet), performance option
* SS (New York City Subway service), a former designation for the shuttles of the New York City Subway
* Eagle SS, a kit car

## Other uses

* Collar of Esses, a form of livery collar formerly known as a "Collar of SS"
* Safety stock, hedge against stockouts
* Social security
* Sea Scout
* Sanctioned Suicide, an internet forum for suicide discussion
* Society of the Priests of Saint Sulpice, post-nominal
* United States Secret Service (founded in 1865)
* Waffen-SS, a combat unit (1933-1945) related to the Schutzstaffel
* Shiv Sena, a political party in India
* Saints