Cover/ˈkʌvər/ Definition 1 of 6Pro Tip 1/3Physical concealment Use 'cover' to talk about hiding or protecting something by putting it under another thing. He covered the leftover food with foil. Pro Tip 2/3Implicit protection Something covered is often shielded from harm, like covering a wound. You should cover the cut to prevent infection. Pro Tip 3/3Disguise Cover can mean to disguise something’s true appearance or nature. They covered the old walls with a fresh coat of paint.