knife

[sikemo]

hot knife?

[zoria]

Воно?

hot knife
Method of smoking hash where a blim is sandwiched between two red hot knives. The resulting smoke is collecting in a plastic bottle (which has had the bottom removed) and inhaled.
As a teenager I had many hot knives at Roudy's house.

(c) Urban Dictionary

Якщо не воно, то дайте контекст, будь ласка.

[sikemo]

воно