Definitions for "Close Air Support"
Close air support involves the use of fighter, fighter-bomber and, in rare cases, bomber aircraft to strike enemy targets just in front of the battle lines.
a tactical air mission which supports friendly ground forces and normally requires the coordination of a FAC. Also known as CAS.
Air action by fixed- and rotary-wing aircraft against hostile targets which are in proximity to friendly forces and which require detailed integration of each air mission with the fire and movement of those forces.