English

Definition of pin verb from the Oxford Advanced Learner's Dictionary

      

    pin

     verb
    verb
    BrE BrE//pɪn//
     
    ; NAmE NAmE//pɪn//
     
    Verb Forms present simple I / you / we / they pin
    BrE BrE//pɪn//
     
    ; NAmE NAmE//pɪn//
     
    he / she / it pins
    BrE BrE//pɪnz//
     
    ; NAmE NAmE//pɪnz//
     
    past simple pinned
    BrE BrE//pɪnd//
     
    ; NAmE NAmE//pɪnd//
     
    past participle pinned
    BrE BrE//pɪnd//
     
    ; NAmE NAmE//pɪnd//
     
    -ing form pinning
    BrE BrE//ˈpɪnɪŋ//
     
    ; NAmE NAmE//ˈpɪnɪŋ//
     
     
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    fasten/join
  1. 1  pin something + adv./prep. to attach something onto another thing or fasten things together with a pin, etc. She pinned the badge onto her jacket. A message had been pinned to the noticeboard. Pin all the pieces of material together. She always wears her hair pinned back.
  2. prevent movement
  3. 2pin somebody/something + adv./prep. to make somebody unable to move by holding them or pressing them against something They pinned him against a wall and stole his wallet. He grabbed her arms and pinned them to her sides. They found him pinned under the wreckage of the car.
  4. Word Origin late Old English pinn, of West Germanic origin; related to Dutch pin ‘pin, peg’, from Latin pinna ‘point, tip, edge’.Extra examples He pinned her against the wall. He was pinned down on the floor. Her hair was pinned back. His arms were pinned behind his back. Maps were pinned to the walls. She carefully pinned the two pieces of cloth together. She was pinned helplessly to the desk. The difference between the two approaches is hard to pin down precisely. The poster had been pinned onto a large board. pictures pinned up on the wallsIdioms
    pin (all) your hopes on somebody/something, pin your faith on somebody/something
     
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    to rely on somebody/something completely for success or help The company is pinning its hopes on the new project.
    Phrasal Verbspin somebodydownpin down somebodypin somethingdownpin something on somebody
See the Oxford Advanced American Dictionary entry: pin