Definition of flechette in US English:

flechette

(also fléchette)

noun

  • A type of ammunition resembling a small dart, shot from a gun.

    • ‘I just pulled the rifle's trigger, and a burst of flechettes hit the sentry right in the forehead.’
    • ‘It fired a guided antitank missile in addition to conventional tank rounds and a special antipersonnel round containing thousands of tiny dartlike flechettes.’
    • ‘Paul had also heard about the idea of using flechettes as ammunition.’
    • ‘There are exceptions to what I said, since flechettes and armor piercing rounds were designed with armor in mind.’
    • ‘When fired, the cartridge activated within 3 meters of the muzzle to spray flechettes in a shotgun-like blast.’
    small arrow, bolt, shaft
    View synonyms

Origin

First World War (denoting a pointed steel projectile resembling a dart, dropped from an aircraft): from French fléchette, diminutive of flèche ‘arrow’.

Pronunciation

flechette

/flāˈSHet/