gravity knife

短语

词形变化

gravity knives 复数 gravity knives

释义与例句

n.
  1. 1.

    A type of knife that with the press of a button, allows the blade to drop out of the handle, and then quickly opened up full, for quick use, also allowing it to be flicked open with a flick of the wrist.

    A folding knife of this type.

  2. 2.

    A type of knife that with the press of a button, allows the blade to drop out of the handle, and then quickly opened up full, for quick use, also allowing it to be flicked open with a flick of the wrist.

    A telescoping knife of this type.

词源

From gravity + knife. From being a folding knife that could be opened by allowing gravity to draw out the blade.

来源：wiktionary