# thick-un

> English word · Noun

## Definitions
1. A crown coin; its value, five shillings.
2. A sovereign coin.

## Etymology
From thick + un (“one”, dialectal).

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