<p><strong>Noun</strong></p><ul><li>the expulsion of a fetus before it is viable, especially between the third and seventh months of pregnancy; spontaneous abortion.</li><li>failure to attain the just, right, or desired result: a miscarriage of justice.</li><li>failure of something sent, as a letter, to reach its destination.</li><li>Chiefly British. transportation of goods not in accordance with the contract of shipment.</li></ul>