تعريف barrage balloon في الإنجليزية الإنجليزية القاموس.
A tethered balloon, attached to the ground with a metal cable, intended to deter low-flying enemy aircraft; used especially in World War II
an elongated tethered balloon or blimp with cables or net suspended from it to deter enemy planes that are flying low
Barrage balloons are large balloons which are fixed to the ground by strong steel cables. They are used in wartime, when the cables are intended to destroy low-flying enemy aircraft. a large bag that floats in the air to prevent enemy planes from flying near the ground