ground floor 
noun British
The floor of a building at ground level: [as modifier]: a ground-floor flat...
- It was a ground-floor flat in one of the redbrick two-storey buildings that made up one side of Ormond Square.
- Opposite this is an anonymous-looking office building with a large ground-floor window.
- He said the attacker left by a taxi, only to return later on foot and smash a ground-floor window to the building.
Phrases
get in on the ground floor
- girdled lizard
- girdler
- girdle-tailed lizard
- gird (up) one's loins (or gird oneself for something)
- girl
- girl band
- girl-boy
- girlcott
- girl crush
- girldom
- girleen
- girlery
- girlf
- girl Friday
- girlfriend
- girlfully
- girl group
- Girl Guide
- Girl Guide biscuits
- Girl Guider
- Girl Guides Association
- girl-guidey
- Girl Guiding
- girl-guidish
- girlhood