Not to sound like I'm repeating myself from the super-club thread, but it's just a name for a greatsword.
wikipedia said:The Scottish name Claymore (Gaelic claidheamh mor, lit. "great sword")
If a spellcaster can have dozens of attack spells with countless variations for range, energy type, damage, area and other distinct in game effect across countless books, why must a fighter's weapons be forced to ignore variations in blade shape, hilt design, guard size and forging techniques?