Dirk knife

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a clasp knife having a large, dirklike blade.

See also: Dirk

References in periodicals archive ?
To do so, he gathered up his arms collection, including a dirk knife and police baton into his car, and drove to his new home.
an expandable police baton, a belt clip holder for the baton, a sword and holder, a large knife with a brass knuckle handle that had a depiction of a dragon on it (dragon knife), and a dirk knife.