lockblade

English

Etymology

From lock +‎ blade.

Noun

lockblade (plural lockblades)

1. A knife whose blade can be locked in position when fully extended.
   • 1993, Field & Stream, volume 97, number 12, page 111:

     Whether you are buying a lockblade, a fixed-blade or a pocket knife, the choice of brands is easy: […]

   • 2011, Christopher R. Howard, Tea of Ulaanbaatar:

     He cuts the fruit with his Gerber lockblade. The steel blade glistens, slips effortlessly inside.