ack-ack gun meaning

UK US

ack-ack gun (noun): artillery designed to shoot upward at airplanes.

Definition of ack-ack gun

  1. artillery designed to shoot upward at airplanes

    Synonyms: antiaircraft, antiaircraft gun, flak, flack, pom-pom, ack-ack

    Type of: gun

    Kinds: Bofors gun

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