butterfly knife

Noun

 * 1) A folding pocket knife with two handles counter-rotating around the tang such that, when closed, the blade is concealed within grooves in the handles.

Translations

 * Chinese:
 * Mandarin: 蝴蝶刀
 * Czech: motýlek
 * Danish: butterflykniv
 * Dutch: vlindermes
 * Finnish:
 * French:
 * German:
 * Greek:
 * Japanese: バタフライナイフ
 * Polish: nóż motylkowy
 * Portuguese: faca borboleta, canivete borboleta
 * Russian: нож-ба́бочка, балисо́нг
 * Swedish: butterflykniv