The story
From red + fin, having a red dorsal fin, especially males in the breeding season.
Etymology from Wiktionary, CC BY-SA 4.0.
redfin
Today it means: A common shiner, a small North American dace of species Luxilus cornutus. Full definition →
Today it means: A common shiner, a small North American dace of species Luxilus cornutus. Full definition →
From red + fin, having a red dorsal fin, especially males in the breeding season.
Etymology from Wiktionary, CC BY-SA 4.0.