expansion slot

American  

noun

Computers.

1. a connection in a computer, especially a personal computer, to which a new board or card can be added to expand the computer's capabilities.

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expansion slot British  

noun

1. a physical electronic interface provided in a computer system to enable extra facilities to be added easily at a later date

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Etymology

Origin of expansion slot

First recorded in 1980–85

Example Sentences

Both models can have additional storage added through an expansion slot for one PCIe Gen 4.0 M.2 NVMe SSD, provided it has its own heatsink.

From The Verge • Mar. 24, 2022

Roughly half the size of the original, the device actually mimics its elder and even has a removable expansion slot, volume control and working slot for cartridges, all that will never be used.

From Washington Times • Dec. 1, 2019

In a recent interview, Garber announced that the departure of the Rams “gives a little more momentum” to St Louis’ chances of gaining an expansion slot.

From The Guardian • Jan. 26, 2016

At $249, it will be the same size as the Fire, but with twice the memory, plus a memory expansion slot.

From Seattle Times • Nov. 14, 2011

That night, after I shut off the lights and disabled the security cameras, I unlocked my entertainment unit’s maintenance access panel and installed the flash drive into an expansion slot used for firmware upgrades.

From "Ready Player One: A Novel" by Ernest Cline