A male ant, bee or wasp, which does not work but can fertilize the queen.

(now rare) Someone who does not work; a lazy person, an idler.

One who performs menial or tedious work.

(aviation) A remotely controlled aircraft, an unmanned aerial vehicle (UAV).

(Uganda) A Toyota HiAce or a similar van, especially one used by Ugandan state agents to kidnap opposition members.

(chiefly Internet slang) A person without the ability to think critically and independently, especially one who follows a group blindly; a non-player character.

A low-pitched hum or buzz.

(music) One of the fixed-pitch pipes on a bagpipe.

(music, uncountable) A genre of music that uses repeated lengthy droning sounds.

A humming or deep murmuring sound.

(transitive, colloquial) To kill with a missile fired by unmanned aircraft.

To produce a low-pitched hum or buzz.

To speak in a monotone way.