Definition of AWACS from the Oxford Advanced Learner's Dictionary

 

AWACS

 
BrE
 
; NAmE
 
airborne warning and control system
 
jump to other results
a US system of radar used in military planes to find and follow enemy planes and missiles (= explosive weapons fired through the air). An AWACS plane can fly very high and for 10 hours without making a stop. It is easily recognized by the large disc above its wings.