What does "dirk" mean?

Dirk: A kind of dagger or poniard; -- formerly much used by the Scottish Highlander. Dirk knife, a clasp knife having a large, dirklike blade.

Additional senses

  1. 2.To stab with a dirk. Sir W. Scott.
  2. 3.Dark. [Obs.] Chaucer.
  3. 4.To darken. [Obs.] Spenser.

Sources