Meaning

• A weapon of war, consisting of a long shaft or handle and a steel blade or head; a spear carried by horsemen.

• A wooden spear, sometimes hollow, used in jousting or tilting, designed to shatter on impact with the opposing knight’s armour.

• A spear or harpoon used by whalers and fishermen.

• A soldier armed with a lance; a lancer.

• An instrument which conveys the charge of a piece of ordnance and forces it home.

• (founding) A small iron rod which suspends the core of the mold in casting a shell.

• One of the small paper cases filled with combustible composition, which mark the outlines of a figure.

• A lancet.

Meaning

• To pierce with a lance, or with any similar weapon.

  "Seized the due victim, and with fury lanced Her back. Dryden."

• To open with a lancet; to pierce

  "to lance a vein or an abscess"

• To throw in the manner of a lance; to lanch.