BS, Bs or bs is an abbreviation with multiple meanings, including:

• Bachelor of Science degree
• Backspace' and the backspace control character in the C0 control code set
• Backstab, often used in video games with the phrase "no bs" (no backstabbing) to deter people who would attack their own allies
• Bahamas, (ISO 2-letter country code);
  • .bs, ccTLD for the Bahamas
• Barbra Streisand
• Baritone Saxophone, a musical instrument
• Basel-Stadt, the Swiss canton
• Bassas da India
• BellSouth a United States incumbant phone company
• blown save in baseball statistics
• Bolívar, symbol for the Venzuelan currency
• Bonus Stage, a webtoon
• Bosnian language (ISO 639 alpha-2, bs)
• Bristol postal sorting office, the United Kingdom post code for the region in western England
• British Shipbuilders
• British Standards
• BS, a range of buses manufactured by GM Daewoo
• BS, NHK's satellite broadcaster mark of NHK-BS
• BS, for Biuro Szyfrów - The agency that solved the Enigma with plugboard, the main German cipher device during World War 2.
• British International Helicopters (BS), the IATA code
• Broadcast Satellaview
• Bubble sort, a sorting algorithm.
• Bullshit, as a somewhat more polite abbreviation for a derogatory negative in English
• Bullshit (game), a card game
• B.S., abbreviation for Bikram Sambat - the Nepali calendar

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