To point or direct a missile weapon, or a weapon which propels as missile, towards an object or spot with the intent of hitting it; as, to aim at a fox, or at a target.

To direct or point, as a weapon, at a particular object; to direct, as a missile, an act, or a proceeding, at, to, or against an object; as, to aim a musket or an arrow, the fist or a blow (at something); to aim a satire or a reflection (at some person or vice).

Airborne intercept missile; also: actuator interface module

aim or direct at; as of blows, weapons, or objects such as photographic equipment; "Please don't aim at your little brother!"; "He trained his gun on the burglar"; "Don't train your camera on the women"; "Take a swipe at one's opponent"

Air-Intercept Missile.