Definitions for "Expansion slots"
Keywords:  motherboard, slots, agp, pci, isa
Female slots located on the motherboard into which the male pins of an expansion board fit.
Slot-like openings in a personal computer into which controller cards (circuit boards), such as CD-ROM disc player controller cards, can be plugged to add functions to the original equipment. For example, the IBM PC/XT/AT and compatibles contain both long slots for 13-1/8" long cards, and short slots for 4-3/8" long cards. (7/96)
Slots within the processing component of a microcomputer into which optional add-on circuit boards may be inserted.