Battle axe: Usually strapped to the saddle as a backup weapon and tool.

They were a knight's backup weapon to be used in hand to hand fighting, and as such one of their last lines of defense.

Of course, he was just the sort of yahoo that would carry a backup weapon.

Rockets and bombs act as backup weapons when situations become dire.

Konya followed suit, and had enough sense to not draw his backup weapon.

If not, we have our backup weapons.

Other action games give the player a backup weapon like a knife, but an empty camera means it's time to quit.

They are used by some police officers as backup weapons.

A pistol is also advised as a backup weapon, should the operator empty the magazine and not have time to reload.

However, the fact that his backup weapon was sword makes this seem unlikely.