# sheet rock

> English word · Noun

## Definitions
1. Prehardened plaster of Paris (gypsum) sold in large panels and used as a wall surface in building construction.

## Etymology
Originally a trade name.

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