from the GNU version of the Collaborative International Dictionary of English
- n. The ground story of a building, either on a level with the street or raised slightly above it; -- said esp. of buildings on the continent of Europe.
from The Century Dictionary and Cyclopedia
- n. The ground floor of a building; the floor in which are the principal entrances, even if it is two or three feet above the level of the site.
Sorry, no etymologies found.