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pin

Dictionary definition · PIN

noun

  1. a number you choose and use to gain access to various accounts
  2. a piece of jewelry that is pinned onto the wearer's garment
  3. when a wrestler's shoulders are forced to the mat
  4. small markers inserted into a surface to mark scores or define locations etc.
  5. informal terms for the leg"fever left him weak on his sticks"
  6. axis consisting of a short shaft that supports something that turns
  7. cylindrical tumblers consisting of two parts that are held in place by springs; when they are aligned with a key the bolt can be thrown
  8. flagpole used to mark the position of the hole on a golf green

verb

  1. to hold fast or prevent from moving"The child was pinned under the fallen tree"
  2. attach or fasten with pins"pin the needle to the shirt"
  3. pierce with a pin"pin down the butterfly"
  4. (chess) immobilize a piece

Source: Open English WordNet (CC BY 4.0).