финский нож

Etymology
lit. 'Finnish knife', referring to the puukko, the traditional Finnish utility knife. Unlike the typical puukko, the Russian often had a guard and a clip point.

Noun

 * 1) a knife with a straight, fixed, single-edged blade; a "Finnish knife"; a puukko

Usage notes

 * In 20th century usage, commonly associated with criminals and stabbings.