# hatpin

> English word · Noun

## Definitions
1. A long straight pin, often with a decorative head, used to secure a woman's hat to her hair.

## Etymology
From hat + pin.

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