Definition of barrage balloon
: a small captive balloon used to support wires or nets as protection against air attacks
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The barrage balloons are going up all along the Corniche.
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There’s no combat action in Mr. Boorman’s film, only such apparitions as barrage balloons floating in the sky and a Luftwaffe pilot parachuting into a suburban garden.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'barrage balloon.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of barrage balloon
1918
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