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A pin is a device used for fastening objects or material together.

Pin or PIN may also refer to:

Science and technology[edit]

  • Personal identification number (PIN), a password used to access an automated teller machine or other secured system
    • Blackberry PIN, an eight character hexadecimal identification number assigned to a BlackBerry device
  • Pin, half a firkin, or 4.5 imperial gallons
  • Lead (electronics), an electric interconnection, in electrical engineering
  • Bridge pin, a vertical wire on the bridge of keyboard instruments such as the piano and harpsichord that is used to control the string resonances
  • A pin or peg holding joints together in timber framing, particularly the mortise and tenon joint; rarely called a dowel
  • PIN diode or P-I-N junction, (p-type, intrinsic, n-type diode), a type of semiconductor diode junction
  • The Center pin of railway vehicles
  • PIN (debit card), a Dutch debit card provided by Currence



  • Pin (film), a 1989 cult horror movie
  • "Pin" (song), a song by the Yeah Yeah Yeahs from their debut album, Fever to Tell (2003)
  • Image of Pinterest
    • "Pin it": button to share these images



Gaming and sports[edit]

  • Pin (chess), a scenario where if a lesser piece is under attack and moves away, it would reveal a more valuable piece
  • Pin (amateur wrestling), the primary way of winning an amateur wrestling match
  • Pin (professional wrestling), a way of winning a professional wrestling match
  • Pin (bridge), a maneuver in the game of bridge to drop an opponent's lower-ranking card by leading a high one
  • Bowling pins, which must be knocked down by the bowling ball

See also[edit]