caulking

(noun, verb)

noun

1. a waterproof filler and sealant that is used in building and repair to make watertight

Similar word(s): caulk

Definition categories: substance, sealant, sealer

Sentences with caulking as a noun:

- Oakum was used for the caulking of the hulls of wooden ships.

verb

1. present participle of caulk