Definition of flak jacket in English:

flak jacket

Syllabification: flak jack·et
(also flak vest)


  • A sleeveless jacket made of heavy fabric reinforced with metal or Kevlar, worn as protection against bullets and shrapnel.
    More example sentences
    • The heavy chest plate in his flak jacket stopped the bullet.
    • One of the bullets clipped the flak jacket of one of our producers, Maria Fleet.
    • Mrs Roberts has queried whether the gun was in working order and whether the flak jacket provided enough protection.

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Word of the day coloratura
Pronunciation: ˌkələrəˈto͝orə
elaborate ornamentation of a vocal melody