The DICT Development Group
2 definitions found
From The Collaborative International Dictionary of English v.0.48 :
anti-aircraft \an`ti-air"craft\, a.
designed for or used for defense against attack by aircraft;
as, anti-aircraft cannon.
From WordNet (r) 3.0 (2006) :
adj 1: designed for defense from a surface position against air
n 1: artillery designed to shoot upward at airplanes [syn:
antiaircraft, antiaircraft gun, flak, flack, pom-
pom, ack-ack, ack-ack gun]
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