<p><strong>Noun</strong></p><ul><li>a tree or part of a tree held fast in the bottom of a river, lake, etc., and forming an impediment or danger to navigation.</li><li>a short, projecting stump, as of a branch broken or cut off.</li><li>any sharp or rough projection.</li><li>a jagged hole, tear, pull, or run in a fabric, as caused by catching on a sharp projection.</li><li>any obstacle or impediment.</li><li>a stump of a tooth or a projecting tooth; snaggletooth.</li></ul><p><strong>Verb (used with object)</strong></p><ul><li>to run or catch up on a snag.</li><li>to damage by so doing.</li><li>to obstruct or impede, as a snag does: He snagged all my efforts.</li><li>to grab; seize: to snag the last piece of pie.</li></ul><p><strong>Verb (used without object)</strong></p><ul><li>to become entangled with some obstacle or hindrance.</li><li>to become tangled: This line snags every time I cast.</li><li>(of a boat) to strike a snag.</li><li>to form a snag.</li></ul>