What is the purpose of the expansion slot?

what is an expansion slot   Dan what''s a slot

EXPANSION SLOT definition: a place in a computer circuit where an expansion card can be added Learn more

Expansion slots are also called bus slots or expansion ports, which refers to any slot on the motherboard that can accommodate expansion cards This part of the card slots into the expansion slot on the motherboard The edge connector ensures that the card is electrically connected to

gremlins slot machine expansion slot is the specification for internal expansion cards on computers' motherboards Intel first introduced slot in 2012 as Computer dictionary definition of what expansion slot means, including related links, information, and terms