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• SIM card
  SIM card

  noun

  Subscriber Identity/Identification Module: a removable card inside a cell phone that stores data unique to the user, as an identification number, passwords, phone numbers, and messages.
• SIM Card
  SIM Card

  acronym

  subscriber identity module card; a small card used in a mobile phone to store data about the network, telephone number, etc

SIM card

American  

[sim] / sɪm /

noun

1. Subscriber Identity/Identification Module: a removable card inside a cell phone that stores data unique to the user, as an identification number, passwords, phone numbers, and messages.

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SIM Card British  

acronym

1. subscriber identity module card; a small card used in a mobile phone to store data about the network, telephone number, etc

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Etymology

Origin of SIM card

First recorded in 1990–95

Example Sentences

The Sim card was also linked to GPS tracking devices which were found inside a car when Louis and Kelly were arrested in August 2019.

From BBC • Mar. 24, 2025

This is when someone fraudulently gets a mobile phone carrier to apply an existing telephone number to a new Sim card.

From BBC • Oct. 18, 2024

In a Sim-swapping attack, typically a hacker will call a mobile phone operator claiming they have lost the phone they are targeting and need a new Sim card sent out to them.

From BBC • Jan. 23, 2024

When the story was first reported two weeks ago, Mr Matheson blamed an out-of-date Sim card and agreed to pay the money back.

From BBC • Nov. 23, 2023

According to TikTok's help page, it collects information on your approximate location by checking your Sim card and IP address.

From BBC • Mar. 22, 2023