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  1. Dictionary
    caulk
    /kɔːk/

    noun

    • 1. a waterproof filler and sealant, used in building work and repairs: "use silicone caulk to ensure that you have an all-season moisture seal"

    verb

    • 1. seal (a gap or seam) with caulk: "caulk all cracks between the trim and siding or masonry"

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