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Noun: ack-ack  'ak,ak
  1. Artillery designed to shoot upward at airplanes
    - antiaircraft, antiaircraft gun, flak, flack, pom-pom, ack-ack gun

Derived forms: ack-acks

Type of: gun

Encyclopedia: Ack-ack

Nearest

Acinonyx jubatus
Acinos
Acinos arvensis
acinose
acinous
acinus
Acipenser
Acipenser huso
Acipenser transmontanus
Acipenseridae
ack-ack
ack-ack gun
ackee
acknowledge
acknowledgeable
acknowledged
acknowledgement
acknowledgment
ACL
ACLANT
aclinic line