The story
Named after Brat (2024), a studio album by English singer Charli XCX. The album's cover art features a lime green square with the title in lowercase imposed in Arial font (see image). Compare brat (“characteristic of a confident and assertive woman”).
First known use, by meaning
- from 2024 A dark, vibrant lime green colour.
- from 2024 Having a dark, vibrant lime green colour.
Etymology from Wiktionary, CC BY-SA 4.0.