# caulk

> English word · Noun · IPA /kɔːk/ · frequency rank #67,299

## Definitions
1. Caulking.
2. A composition of vehicle and pigment used at ambient temperatures for filling/sealing joints or junctures, that remains elastic for an extended period of time after application.
3. Alternative form of calk (“pointed projection on a horseshoe”).
4. A short sleep; a nap.

## Etymology
From Old Northern French cauquer, from Late Latin calicāre (“to fill in with limestone, caulk”), derived from calx (“limestone, chalk”). Related to calx, cauk, chalk, and calculus.

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