Un-manned planes (6)
I believe the answer is:
drones
(Other definitions for drones that I've seen before include "Stingless male bees" , "Male honey bees" , "Male bees or idlers" , "Male honey-bees" , "Bass pipes of bagpipes" .)
I believe the answer is:
drones
(Other definitions for drones that I've seen before include "Stingless male bees" , "Male honey bees" , "Male bees or idlers" , "Male honey-bees" , "Bass pipes of bagpipes" .)