flak jacket
noun
Definition of flak jacket
: a jacket containing metal plates for protection against flak; broadly : a bulletproof vest —called also flak vest
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First Known Use of flak jacket
1950
FLAK JACKET Defined for English Language Learners
flak jacket
noun
Definition of flak jacket for English Language Learners
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: a special jacket that is worn by soldiers, police officers, etc., for protection against flak or bullets
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See words that rhyme with flak jacket Britannica.com: Encyclopedia article about flak jacket
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