We want to convey to the world that this is our reply to U.S. drone attacks.
In practical terms, that means the current practice of drone strikes in Yemen could likely continue as is.
This year al-Zawahiri focused his annual message on a discussion of the drone war and its impact.
Old English dran, dræn "male honeybee," from Proto-Germanic *dran- (cf. Middle Dutch drane; Old High German treno; German Drohne, which is from Middle Low German drone), probably imitative; given a figurative sense of "idler, lazy worker" (male bees make no honey) 1520s. Meaning "pilotless aircraft" is from 1946.
Drones, as the radio-controlled craft are called, have many potentialities, civilian and military. Some day huge mother ships may guide fleets of long-distance, cargo-carrying airplanes across continents and oceans. Long-range drones armed with atomic bombs could be flown by accompanying mother ships to their targets and in for perfect hits. ["Popular Science," November, 1946]Meaning "deep, continuous humming sound" is early 16c., apparently imitative (cf. threnody). The verb in the sound sense is early 16c.; it often is the characteristic sound of airplane engines. Related: Droned; droning.
In military usage, a pilotless aircraft used for reconnaissance and, more recently, for launching aerial attacks.