| CHILDPROOF | • childproof adj. Designed to be unable for a child to use, operate, or open. • childproof adj. Made safe for children. • childproof adj. Made safe from children; resistant to damage by children. |
| CRUSHPROOF | • crushproof adj. Strong enough to resist being deformed or crushed when subjected to more than normal physical stress or pressure. • CRUSHPROOF adj. resistant to crushing. |
| FLAMEPROOF | • flameproof adj. Resistant to catching fire. • flameproof v. (Transitive) To make flameproof. • FLAMEPROOF adj. resistant to burning. |
| IDIOTPROOF | • idiotproof adj. Alternative form of idiot-proof. • idiotproof v. Alternative form of idiot-proof. • idiot-proof adj. (Informal, humorous) Incapable of being misused even by the most stupid or careless of users. |
| LIGHTPROOF | • lightproof adj. Sealed so that no light can enter. • LIGHTPROOF adj. impervious to light, also LIGHTTIGHT. |
| MICROPROOF | • microproof adj. That may be used in a microwave oven without damage. |
| SHELLPROOF | • shellproof adj. Resistant to shelling. • SHELLPROOF adj. capable of resisting shells or bombs. |
| SHOCKPROOF | • shockproof adj. Made sturdily enough to withstand knocks and shocks without being damaged. • shockproof adj. Protected from imparting electric shocks. • shockproof v. (Transitive) To protect from imparting electric shocks. |
| SMOKEPROOF | • smokeproof adj. Resistant to smoke. • smoke␣proof n. (Typography, now chiefly historical) A temporary print made from a thin coating of carbon deposited… • SMOKEPROOF adj. proof against smoke. |
| SOUNDPROOF | • soundproof adj. Not allowing sound through. • soundproof v. To make resistant to transmitting sound. • SOUNDPROOF adj. impenetrable by sound. |
| STAINPROOF | • stainproof adj. Resistant to stains. • stainproof v. (Transitive) To make resistant to stains. • STAINPROOF adj. proof against stains. |
| STORMPROOF | • stormproof adj. Capable of resisting a storm. • storm-proof adj. Alternative form of stormproof. • STORMPROOF adj. proof against bad weather. |
| SWEATPROOF | • sweatproof adj. Resistant to sweat. |
| SWORDPROOF | • swordproof adj. Resistant to blows of a sword. • SWORDPROOF adj. proof against swords. |
| THORNPROOF | • thornproof adj. Resistant to tearing by thorns. • THORNPROOF adj. proof against thorns. |
| UNDERPROOF | • underproof adj. Having a lower alcohol content than proof spirit. • underproof v. (Baking) To proof insufficiently. • UNDERPROOF adj. containing less alcohol than proof spirit. |
| WATERPROOF | • waterproof adj. Resistant to the effects of water. • waterproof adj. Made of or covered with material that doesn’t allow water in. • waterproof adj. (Figurative) Incapable of failing; unassailable. |