<p><strong>Noun:</strong></p><ul><li>a long wooden shaft with a pointed metal head, used as a weapon by knights and cavalry soldiers in charging.</li><li>a cavalry soldier armed with such a weapon; lancer.</li><li>an implement resembling the weapon, as a spear for killing a harpooned whale.</li><li>a U.S. Army surface-to-surface rocket with a range of 47 miles (75 km) and capable of carrying a tactical nuclear warhead.</li><li>a lancet.</li><li>oxygen lance.</li><li>a tube having a nozzle for cleaning furnace walls and other inaccessible surfaces with air, water, or steam.</li><li>a pipe for directing oxygen onto a heated metal object in order to burn a hole in it, the lance also being consumed so as to add to the heat.</li></ul><p><strong>Verb:</strong></p><ul><li>to open with or as if with a lancet.</li><li>to pierce with a lance.</li><li>to cut through (concrete or the like) with an oxygen lance.</li></ul>