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Definition of “pin” - English Dictionary

"pin" in American English

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pinnoun [C]

 us   /pɪn/
  • pin noun [C] (FASTENER)

a thin piece of stiff wire with a pointed end that you can stick through two things to fasten them together: Mary put a pin in her hair to hold her hat on.
A pin can also be decorative and used as jewelry: She wore a beautiful gold pin on her coat.

pinverb

 us   /pɪn/ (-nn-)
  • pin verb (HOLD FIRMLY)

[T always + adv/prep] to hold someone or something firmly in the same position or place: After the earthquake there were several people pinned in the wreckage. fig. No one could pin the label of "conservative" on him (= call him that).
  • pin verb (FASTENER)

[T] fastened: She kept a map of Manhattan pinned on the wall.

PINnoun [C]

 us   /pɪn/
abbreviation for personal identification number (= a secret number that can be read by a computer to prove who you are): I punched my PIN into the ATM machine and took out $100.
(Definition of pin from the Cambridge Academic Content Dictionary © Cambridge University Press)







"pin" in British English

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pinnoun [C]

uk   /pɪn/  us   /pɪn/
  • pin noun [C] (METAL STICK)

B1 a small thin piece of metal with a point at one end, especially used for temporarily holding pieces of cloth together: I'll keep the trouser patch in place with pins while I sew it on.
a thin piece of metal: If you pull the pin out of a hand-grenade, it'll explode. a two-pin/three-pin electrical plug Doctors inserted a metal pin in his leg to hold the bones together.
a decorative object, used as jewellery: a hat/tie pin
US a brooch

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pinverb

uk   /pɪn/  us   /pɪn/ (-nn-)
  • pin verb (METAL STICK)

B1 [T + adv/prep] to fasten something with a pin: A large picture of the president was pinned to/(up) on the office wall. She had pinned up her beautiful long hair.
[T] US old-fashioned When a young man pins a young woman, he gives her a piece of jewellery to show that they love each other.

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PINnoun [C]

uk   /pɪn/  us   /pɪn/ (also PIN number)
(Definition of pin from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)

"PIN" in Business English

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PINnoun [C]

uk   us   /pɪn/ (also PIN number) BANKING
abbreviation for personal identification number: a secret number used with a bank card or credit card to get money from a cash machine or pay for goods in a store: Please enter your PIN number.
(Definition of PIN from the Cambridge Business English Dictionary © Cambridge University Press)
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