Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun waterproof

2 senses of waterproof

Sense 1
waterproof -- (any fabric impervious to water)
       => fabric, cloth, material, textile -- (artifact made by weaving or felting or knitting or crocheting natural or synthetic fibers; "the fabric in the curtains was light and semitransparent"; "woven cloth originated in Mesopotamia around 5000 BC"; "she measured off enough material for a dress")

Sense 2
raincoat, waterproof -- (a water-resistant coat)
       => coat -- (an outer garment that has sleeves and covers the body from shoulder down; worn outdoors)

Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb waterproof

1 sense of waterproof

Sense 1
waterproof -- (make watertight; "Waterproof the coat")
       => seal, seal off -- (make tight; secure against leakage; "seal the windows")

Antonyms of adj waterproof

1 sense of waterproof

Sense 1
rainproof, waterproof, waterproofed -- (not permitting the passage of water)

INDIRECT (VIA tight) -> leaky -- (permitting the unwanted passage of fluids or gases ; "a leaky roof"; "a leaky defense system")

Similarity of adj waterproof

1 sense of waterproof

Sense 1
rainproof, waterproof, waterproofed -- (not permitting the passage of water)
       => tight (vs. leaky) -- (of such close construction as to be impermeable; "a tight roof"; "warm in our tight little house")