Bill (weapon) Bill (weapon) The bill is a polearm weapon used by infantry in medieval Europe. The bill is similar in size, function and appearance to the halberd, differing mainly in the hooked blade form. Other terms for the bill include English bill, bill hook or bill-guisarme. Derived originally from the agricultural billhook, the bill consisted of a hooked chopping blade with several pointed projections mounted on a staff. The end of the cutting blade curves forward to form a hook, which is the bill's distinguishing characteristic. In addition, the blade almost universally had one pronounced spike straight off the top like
Altarpiece of the Halberd to the Papal States. The resistance had been brutally suppressed, many of the rebels having been beheaded by order of the papal legate. The upside-down halberd has been thus interpreted as a symbol of peace. The monumental composition is taken directly from the tradition of Holy Conversations in the Venetian School, inaugurated by Antonello da Messina's San Cassiano Altarpiece. It shows the Madonna and Child on a high throne, with two angels holding the crown (a 15th-century Flemish painting element also in use in Italy). In the lower part are four saints: Stephen, John the Evangelist, Simon the Zealot and