Noun

• S: (n) drone (drone%1:05:00::) (stingless male bee in a colony of social bees (especially honeybees) whose sole function is to mate with the queen)
• S: (n) monotone (monotone%1:10:00::), drone (drone%1:10:00::), droning (droning%1:10:00::) (an unchanging intonation)
• S: (n) dawdler (dawdler%1:18:00::), drone (drone%1:18:00::), laggard (laggard%1:18:00::), lagger (lagger%1:18:00::), trailer (trailer%1:18:00::), poke (poke%1:18:00::) (someone who takes more time than necessary; someone who lags behind)
• S: (n) drone (drone%1:06:01::), pilotless aircraft (pilotless_aircraft%1:06:00::), radio-controlled aircraft (radio-controlled_aircraft%1:06:00::) (an aircraft without a pilot that is operated by remote control)
• direct hypernym / inherited hypernym / sister term
• S: (n) heavier-than-air craft (heavier-than-air_craft%1:06:00::) (a non-buoyant aircraft that requires a source of power to hold it aloft and to propel it)
• S: (n) airplane (airplane%1:06:00::), aeroplane (aeroplane%1:06:00::), plane (plane%1:06:01::) (an aircraft that has a fixed wing and is powered by propellers or jets) "the flight was delayed due to trouble with the airplane"
• S: (n) autogiro (autogiro%1:06:00::), autogyro (autogyro%1:06:00::), gyroplane (gyroplane%1:06:00::) (an aircraft that is supported in flight by unpowered rotating horizontal wings (or blades); forward propulsion is provided by a conventional propeller)
• S: (n) drone (drone%1:06:01::), pilotless aircraft (pilotless_aircraft%1:06:00::), radio-controlled aircraft (radio-controlled_aircraft%1:06:00::) (an aircraft without a pilot that is operated by remote control)
• S: (n) glider (glider%1:06:00::), sailplane (sailplane%1:06:00::) (aircraft supported only by the dynamic action of air against its surfaces)
• S: (n) helicopter (helicopter%1:06:00::), chopper (chopper%1:06:01::), whirlybird (whirlybird%1:06:00::), eggbeater (eggbeater%1:06:01::) (an aircraft without wings that obtains its lift from the rotation of overhead blades)
• S: (n) orthopter (orthopter%1:06:00::), ornithopter (ornithopter%1:06:00::) (heavier-than-air craft that is propelled by the flapping of wings)
• S: (n) warplane (warplane%1:06:00::), military plane (military_plane%1:06:00::) (an aircraft designed and used for combat)
• S: (n) drone (drone%1:06:00::), drone pipe (drone_pipe%1:06:00::), bourdon (bourdon%1:06:00::) (a pipe of the bagpipe that is tuned to produce a single continuous tone)

Verb

• S: (v) drone (drone%2:39:00::) (make a monotonous low dull sound) "The harmonium was droning on"
• S: (v) drone (drone%2:32:00::), drone on (drone_on%2:32:00::) (talk in a monotonous voice)