Definition of "caulk" in English

noun

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. (nautical, slang) A short sleep; a nap.

verb

1. (nautical) To drive oakum into the seams of a ship's wooden deck or hull to make it watertight.

2. (construction) To apply caulking to joints, cracks, or a juncture of different materials.

3. (slang) To copulate.

4. (nautical, slang) To take a short sleep; to nap.