Definition:-

• (of a surface or background) unrelieved by decorative or other features; bare, empty, or plain. (adjective)
• Showing a lack of comprehension or reaction. (adjective)
• Complete; absolute (used emphatically with negative force) (adjective)
• Used euphemistically in place of an adjective regarded as obscene, profane, or abusive. (adjective)
• A space left to be filled in a document. (noun)
• A cartridge containing gunpowder but no bullet, used for training or as a signal. (noun)
• An empty space or period of time, especially in terms of a lack of knowledge or understanding. (noun)
• A piece of metal or wood intended for further shaping or finishing. (noun)
• A dash written instead of a word or letter, especially instead of an obscenity or profanity. (noun)
• Make (something) blank or empty. (verb)
• Defeat (a sports team) without allowing them to score. (verb)
• Deliberately ignore (someone) (verb)