From Longman Dictionary of Contemporary Englishdirkdirk /dɜːk $ dɜːrk/ noun [countable] PMWa heavy pointed knife used as a weapon in Scotland in the past
Examples from the Corpus
dirk• Both men were armed, each carrying a naked sword and dirk.• Swords and dirks drawn, they ran up, threw open the great door, and flung themselves within.• With his dirk he cut her free.• They were armed with dirks, swords and daggers and wore large travelling cloaks. 