What is the meaning of have a slot opened?

SLOT Definition & Meaning - open slot meaning 3), while slot feature is created by moving the open pro- file along the path The slot feature definition must be complemented by specifying the slot end type open slot pragmatic SLOT is an acronym of the words slave of technology It describes electronic gadget junkies

open slot meaning When a furnace is open, shift + clicking an item or stack in the furnace moves it to the applicable inventory slot When crafting, shift + clicking on the