The phrase "long sword" refers to a type of weapon that has a long handle and a long, sharp blade used for cutting or stabbing.
Sentences with «long sword»
They fight with long swords, massive axes, spears, and maces, for example. (kickstarter.com)
Get the Monster Hunter World USJ Azure Star long sword and Palico gear even if you don't live in Japan. (vg247.com)
You have fairly simple melee offerings like long swords and hammers, ranged weapons like bows, and the just plain weird like the gunlance or hunting horn. (nintendojo.com)