IPA: /ˈkoʊlˌhoʊl/
KK: /ˈkoʊlˌhoʊl/
A container or space used for storing coal, typically found in homes or buildings that use coal for heating.
The old house had a coalhole in the basement to keep the fuel for the fireplace.
Coalhole → The word is formed from "coal" (from Old English *calu*, meaning a black combustible mineral) and "hole" (from Old English *hol*, meaning a hollow place). A coalhole is a hollow space or opening used for storing coal.
Think of a 'hollow place' ('hole') where 'coal' is stored — that's what a coalhole is.