SIM card

[sim]

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.

SIM Card

acronym

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

Word History and Origins

Origin of SIM card¹

First recorded in 1990–95