Definition of "lance"

Thy brother’s blood the thirsty earth hath drunk, Broach’d with the steely point of Clifford’s lance […]

c. 1591–1592 (date written), William Shakespeare, “The Third Part of Henry the Sixt, […]”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, [Act II, scene iii], line 15

The head of the lance was commonly of the leaf form, and sometimes approached that of the lozenge; it was very seldom barbed, although this variety, together with the others, appears upon the Bayeux Tapestry.

1909, Charles Henry Ashdown, European Arms & Armor, page 65

What will you do, good greybeard? Break a lance, And run a-tilt at Death within a chair?

1591 (date written), William Shakespeare, “The First Part of Henry the Sixt”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, [Act III, scene ii], line 49