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Sis

//sɪs// name, noun, slang

Definitions

Proper Noun
  1. 1
    Initialism of Secret Intelligence Service. British, abbreviation, alt-of, initialism
  2. 2
    Initialism of Schengen Information System. abbreviation, alt-of, initialism
Noun
  1. 1
    Initialism of second impact syndrome. abbreviation, alt-of, initialism
  2. 2
    Clipping of sister. abbreviation, alt-of, clipping, informal

    "big sis"

  3. 3
    plural of SI form-of, plural
  4. 4
    a female person who has the same parents as another person wordnet
  5. 5
    Initialism of snow immersion suffocation. abbreviation, alt-of, initialism
Show 3 more definitions
  1. 6
    Initialism of student information system. abbreviation, alt-of, initialism
  2. 7
    Initialism of supervised injection site. abbreviation, alt-of, initialism
  3. 8
    Acronym of share-in-savings. abbreviation, acronym, alt-of

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