Definition of "antiaircraft" []

• Designed for defense, especially from a surface position, against aircraft or missile attack. (adjective)
• An antiaircraft weapon. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "I had a 26-inch IC barrel for pheasant, and I provided entertainment for zig-zagging doves by wasting a few boxes in "antiaircraft fire", but the best I ever shot at the skeet range was 19 out of 25 with a borrowed Franchi O/U 20 gauge!"
• "Just before 1939 new types appeared, such as antiaircraft cruisers, submarine cruisers, and new battle cruisers; the U.S. built the world's last battle cruiser in 1944."
• "We have enough antiaircraft weapons to handle the threat."