The story
- Māori · derived fromkōkopuruao“banded kokopu”
- English todaycockabully
Probably from Māori kōkopuruao (“banded kokopu”), with alternation of the ending after bully (“goby of the genus Gobiomorphus”). Compare kokopu.
First known use, by meaning
- from 19th c. Any of various small, blunt-nosed freshwater fishes, especially gobies of the genus Gobiomorphus.
- from 20th c. Any of various marine fishes of the family Tripterygiidae, found in rockpools and coastal waters.
Etymology from Wiktionary, CC BY-SA 4.0.