# Jack Dempsey

> English word · Noun

## Definitions
1. Rocio octofasciata, a cichlid fish Native to Mexico and Honduras, but widely kept in aquaria and introduced elsewhere in the wild.

## Etymology
Named after the American boxing champion Jack Dempsey (1895–1983), because of its aggressive nature and strong facial features.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/jack-dempsey