first floor

noun

1. the ground floor of a building.

2. the floor above the ground floor of a building.

first floor

noun

1. US and Canadian term: second floor. the floor or storey of a building immediately above the ground floor

2. another term for ground floor

Word History and Origins

Origin of first floor¹

First recorded in 1655–65

Example Sentences

Two of them cut through a glass window on the first floor using a battery-powered disc cutter and entered the museum.

Read more on BBC

The building houses commercial shops on its first floor and 32 residential units from its second to fifth floor.

Read more on BBC

The party counters with its own riff on what it sees as its greatest hits – they had one for every stair between the ground and first floor of the conference centre.

Read more on BBC

Some occupants escaped the fire by jumping from an elevated first floor, they said, adding that some had to be rescued from the backyard with kayaks.

Read more on The Wall Street Journal

More than half of U.S. homes don’t have basic features for aging in place, such as a step-free entryway and full bathroom on the first floor, according to a 2023 U.S.

Read more on The Wall Street Journal