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balloon barrage[bə′lün bə′räzh]
An antiaircraft defense consisting of a number of balloons, usually together and equipped with balloon aprons, held captive by steel cables and strategically moored near vital areas or installations.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
A protective screen of balloons moored around the target likely to be attacked by enemy aircraft. The mooring cables are made of steel and can lethally damage an aircraft flying through the barrage. The balloons can be raised and lowered to permit one's own and friendly aircraft to transit through the area while being defended by the barrage.
An Illustrated Dictionary of Aviation Copyright © 2005 by The McGraw-Hill Companies, Inc. All rights reserved