A cutlass is a short, curved sword with a single sharp edge, designed for fighting in close quarters. Pirates and sailors made the cutlass famous during the 1600s and 1700s, when these weapons were perfect for combat on crowded ship decks where there wasn't room to swing a long sword. The blade typically curved slightly and measured around two feet long, short enough to use effectively in tight spaces but long enough to be a serious weapon.

The cutlass became a standard weapon for naval crews because it was practical and versatile. Sailors could use it in battle, but also for everyday shipboard tasks like cutting rope or hacking through vegetation during shore expeditions. Unlike fancy swords that required years of training, a cutlass was straightforward enough that ordinary sailors could learn to fight with it effectively.

While the cutlass stopped being a standard military weapon in the late 1800s, it remains one of the most recognizable symbols of the age of sailing ships and naval warfare. When you picture a pirate or naval officer from that era, there's probably a cutlass hanging at their side or gripped in their hand.