barrage balloon

noun

Definition of barrage balloon

: a small captive balloon used to support wires or nets as protection against air attacks

Recent Examples of barrage balloon from the Web

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

in the meaning defined above

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