Meaning of drone

Definition of drone

(noun) stingless male bee in a colony of social bees (especially honeybees) whose sole function is to mate with the queen
someone who takes more time than necessary; someone who lags behind
an aircraft without a pilot that is operated by remote control
a pipe of the bagpipe that is tuned to produce a single continuous tone
(verb) make a monotonous low dull sound; "The harmonium was droning on"

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