—n. 1. a long wooden shaft with a pointed metal head, used as a weapon by knights and cavalry soldiers in charging.
2. a cavalry soldier armed with such a weapon; lancer.
3. an implement resembling the weapon, as a spear for killing a harpooned whale.
4. (cap.) Mil.a U.S. Army surface-to-surface rocket with a range of 47 mi. (75 km) and capable of carrying a tactical nuclear warhead.
5. a lancet.
6. See oxygen lance. 7. Mach. a. a tube having a nozzle for cleaning furnace walls and other inaccessible surfaces with air, water, or steam.
b. 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.
—v.t. 1. to open with or as if with a lancet.
2. to pierce with a lance.
3. to cut through (concrete or the like) with an oxygen lance.
Pronunciation: (lans),[key] —n. a male given name.