Drone

Noun

 * 1) A male bee or wasp, which does not work but can fertilise the queen.
 * 2) A remotely controlled aircraft.
 * 3) A low-pitched hum or buzz.
 * 4) One who performs menial or tedious work; a drudge.
 * 5) One of the fixed-pitch pipes on a bagpipe.
 * 6) A genre of music similar to that of noise.
 * 7)  Someone who doesn't work; a lazy person, an idler.

Verb

 * 1) To produce a low-pitched hum or buzz.
 * 2) To speak in a monotone way.

Adjectives for Drone
armed; weaponized; menacing; sonorous; teasing; supine; liturgic; stingless; luxurious;

Adverbs for Drone
mechanically; somnolently; sonorously; monotonously; teasingly; maddeningly; dully; stupidly.

Thesaurus
jabber, jibber, jingle, jingle-jangle, laggard, lallygag, laze, leisure class, lie-abed, line, lineage, lingerer, loaf, loiter, loiterer, loll, lounge, lounge lizard, lumpen proletariat, maunder, maundering, mendicant, monologue, monotone, monotonousness, monotony, moocher, mouth, mouthing, mumble, mumbling, murmur, murmuring, musette, mutter, muttering, near rhyme, nexus, nonworker, orderliness, panhandler, parasite, part, pendulum, periodicity, persist, pipes, pitter-patter, plain chant, plain song, plenum, plodder, powder train, prevail, prick song, procrastinator, progression, purr, queen, queen bee, queue, range, rank, recurrence, regularity, rentiers, repeated sounds, repetitiousness, repetitiveness, reticulation, rhyme, rotation, round, routine, row, run, run through, sameliness, sameness, scale, sequence, series, single file, singsong, slant rhyme, sleepyhead, slow goer, slow-foot, slowbelly, slowpoke, slug, sluggard, smoothness, snail, sob, soprano, sordellina, speak incoherently, spectrum, spiv, splutter, sponger, sputter, stale repetition, stick-in-the-mud, string, strum, succession, susurrate, susurration, swath, tedium, tenor, the unemployable, the unemployed, thorough bass, thread, thrum, tier, tortoise, train, treadmill, treble, trot, undersong, undeviation, undifferentiation, union pipes, unnecessary repetition, unvariation, voce, voce di petto, voce di testa, voice, voice part, wasp, whir, whisper, whispering, whiz, windrow, worker, yellow jacket, Indian file, accompaniment, alliteration, alto, array, articulation, assonance, bagpipe, bagpipes, bank, baritone, bass, basso continuo, basso ostinato, bassus, bee, beggar, birr, blubber, bombilate, bombinate, boom, bourdon, bum, bumble, bumblebee, bummer, burden, burr, buzz, cadger, canto, cantus, cantus figuratus, cantus planus, catena, catenation, chain, chain reaction, chaining, chanter, chest voice, chime, coloratura, concatenation, connection, consecution, constancy, continue the same, continuo, continuum, contralto, cornemuse, coupon clippers, course, cycle, daily round, dawdle, dawdler, descant, descent, dingdong, doodlesack, drag along, drag on, drone bass, droning, endless belt, endless round, even pace, even tenor, falsetto, figured bass, file, filiation, foot-dragger, freeloader, gabble, gamut, gibber, gibbering, goldbrick, goof-off, gradation, ground bass, harping, head voice, honeybee, hornet, hum, humdrum, idle rich, invariability,