Definition of fly :
1. A batted ball that flies to a considerable distance, usually high in the air; also, the flight of a ball so struck; as, it was caught on the fly.
2. A familiar spirit; a witch's attendant.
3. A heavy wheel, or cross arms with weights at the ends on a revolving axis, to regulate or equalize the motion of machinery by means of its inertia, where the power communicated, or the resistance to be overcome, is variable, as in the steam engine or the coining press. See Fly wheel ( below).
4. A hook dressed in imitation of a fly, - used for fishing.
5. A kind of light carriage for rapid transit, plying for hire and usually drawn by one horse.
6. A parasite.
7. A shuttle driven through the shed by a blow or jerk.
8. A vibrating frame with fingers, attached to a power to a power printing press for doing the same work.
9. Any dipterous insect; as, the house fly; flesh fly; black fly. See Diptera, and Illust. in Append.
10. Any winged insect; esp., one with transparent wings; as, the Spanish fly; firefly; gall fly; dragon fly.
11. Formerly, the person who took the printed sheets from the press.
12. Knowing; wide awake; fully understanding another's meaning.
13. One of the upper screens of a stage in a theater.
14. That part of a compass on which the points are marked; the compass card.
15. The fore flap of a bootee; also, a lap on trousers, overcoats, etc., to conceal a row of buttons.
16. The length of an extended flag from its staff; sometimes, the length from the union to the extreme end.
17. The outer canvas of a tent with double top, usually drawn over the ridgepole, but so extended as to touch the roof of the tent at no other place.
18. The pair of arms revolving around the bobbin, in a spinning wheel or spinning frame, to twist the yarn.
19. The part of a vane pointing the direction from which the wind blows.
20. The piece hinged to the needle, which holds the engaged loop in position while the needle is penetrating another loop; a latch.
21. To cause to fly or to float in the air, as a bird, a kite, a flag, etc.
22. To float, wave, or rise in the air, as sparks or a flag.
23. To fly or flee from; to shun; to avoid.
24. To hunt with a hawk.
25. To manage ( an aircraft) in flight; as, to fly an aeroplane.
26. To move in or pass thorugh the air with wings, as a bird.
27. To move or pass swiftly; to hasten away; to circulate rapidly; as, a ship flies on the deep; a top flies around; rumor flies.
28. To move suddenly, or with violence; to do an act suddenly or swiftly; - usually with a qualifying word; as, a door flies open; a bomb flies apart.
29. To move through the air or before the wind; esp., to pass or be driven rapidly through the air by any impulse.
30. To run from danger; to attempt to escape; to flee; as, an enemy or a coward flies. See Note under Flee.
31. Two or more vanes set on a revolving axis, to act as a fanner, or to equalize or impede the motion of machinery by the resistance of the air, as in the striking part of a clock.
32. Waste cotton.
campground, jet, cry, at bat, base, occur to, hoist, chase, climb, in the teeth of something, drifter, ditch, scurry, dragnet, bodice, hit, clear out, airline, surge, supervene, rip, work, ball, scour, double, flash, campfire, abandon, camp, tent-fly, rainfly, skip out, beat, hotfoot, aviate, breast, work out, bowl, get away, hare, drift, blow over, catch, take flight, cross someone's mind, collar, come down, armhole, festinate, scoot, go away, fell, blast, fly ball, aerify, dive, blow, plane, break out, get out, bolt, lam, occupy, skip, pass, shoot off, bat, drop, bomb, outpace, accompanied baggage, bug, shape up, bucket, move, retreat, prosper, travel, captain, vaporise, stir, baggage allowance, present itself, blaze, fishing rod, leap, dawn, bank, flitter, hop, career, vault, cheep, highball, gather pace, dart, care label, camp bed, wave, blow away, air mile, bundle, scuttle, foul, soar, ball boy, balk, spring, hurry, free, strike down, arm, drift net, fleet, breast pocket, whirl, buzz, pelt, beetle, run, bustle, crack, rocket, gallop, chatter, function, come off, rustle, chirp, weed, rush, hurdle, float, dematerialize, camper van, dash, camp out, run off, think, speed, alight, boost, drop/fall into/land in someone's lap, sneak up, aerial, hasten, whiz, strike, decoy, cannonball, airlink, pilot, lure, ram, baggage check, ball girl, gasify, hurl, skim, dash off, nip, wing, sprint, repetition, zip, hustle, go through, sail, flap, down, flare, escape, bear fruit, bloodsucker, camper, air rage, barb, windblown, hold up, absquatulate, break, eject, race, cockpit, take/catch someone by surprise, fly sheet, hurtle, cut down, baulk, enter your mind/head, haste, course, whisk, coo, clear off, abscond, navigate, tear, bivouac, jump, hump, develop, hightail, bait, zap, take off, airlift, blow off, decamp, baseball, alert, zoom, breeze, fishing line, baseline, trot, creel, brood, bunt, hie, barrel, bib, glide, bound, turn up, flutter, belt, ground out, ballpark, fly front, make off, batboy, motor, stand up, airfare, baggage storage, drive, bug out, run away, flit, explosion, be quick on your feet, charge, buttonhole, tent flap, coattails, blow down, vaporize, skedaddle, careen, caw, step, shoot
disappear (part of speech: verb)
insect (part of speech: noun)
dung beetle, daddy longlegs, roach, may fly, bookworm, deer fly, ladybug, firefly, cockroach, dragonfly, bedbug, praying mantis, gadfly, tiger moth, spider, silverfish, mosquito, katydid, gnat, ant, louse, cicada, scorpion, termite, bee, midge, black widow, horney, tick, nit, chinch, mite, millipede, cricket, flea, stinkbug, centipede, June bug, horntail, tarantula, tsetse fly, aphid, blowfly, scarab, fruit fly, butterfly, wasp, housefly, horsefly, botfly, chigger, moth, mantis, boll weevil, locust, yellow jacket, grasshopper, earwig, bluebottle
- The guard took them into a fly, and was driven down the road to the post- office. - "Desperate Remedies", Thomas Hardy.
- The Mamelukes also turned to fly. - "The Life and Death of Richard Yea-and-Nay", Maurice Hewlett.
- I can fly over to Doctor Mays' house. - "The Girl Aviators and the Phantom Airship", Margaret Burnham.