<p><strong>Verb</strong></p><ul><li>a simple past tense and past participle of sink.</li></ul><p><strong>Adjective</strong></p><ul><li>Informal. beyond help; done for; washed up: If they catch you cheating, you're really sunk.</li><li>Nautical. (of a forecastle or poop) raised less than a full deck above the weather deck of a ship.</li></ul>