loud(r = adv.all) aloud, loudly - with relatively high volume; "the band played loudly"; "she spoke loudly and angrily"; "he spoke loud enough for those at the back of the room to hear him"; "cried aloud for help"

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CIDE DICTIONARY

loud, a. [OE. loud, lud, AS. hl; akin to OS. hl, D. luid, OHG. l, G. laut, L. -clutus, in inclutus, inclitus, celebrated, renowned, cluere to be called, Gr. klyto`s heard, loud, famous, kly`ein to hear, Skr. . Client, Listen, Slave a serf.].

Having, making, or being a strong or great sound; noisy; striking the ear with great force; as, a loud cry; loud thunder. [1913 Webster]
"They were instant with loud voices, requiring that he might be crucified." [1913 Webster]

Clamorous; boisterous. [1913 Webster]
"She is loud and stubborn." [1913 Webster]

Emphatic; impressive; urgent; as, a loud call for united effort. [1913 Webster]

Ostentatious; likely to attract attention; gaudy; as, a loud style of dress; loud colors.

Syn. -- Noisy; boisterous; vociferous; clamorous; obstreperous; turbulent; blustering; vehement.

loud, adv. [AS. hl.].

With loudness; loudly. [1913 Webster]
"To speak loud in public assemblies." [1913 Webster]

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OXFORD DICTIONARY

loud, adj. & adv.
--adj.
1 a strongly audible, esp. noisily or oppressively so. b able or liable to produce loud sounds (a loud engine). c clamorous, insistent (loud complaints).
2 (of colours, design, etc.) gaudy, obtrusive.
3 (of behaviour) aggressive and noisy.
--adv. in a loud manner.

Idiom

loud hailer an electronic device for amplifying the sound of the voice so that it can be heard at a distance. loud-mouth colloq. a loud-mouthed person. loud-mouthed colloq. noisily self-assertive; vociferous. out loud
1 aloud.
2 loudly (laughed out loud).

Derivative

louden v.tr. & intr. loudish adj. loudly adv. loudness n.

Etymology

OE hlud f. WG

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THESAURUS

loud
aloud, blaring, blatant, blinding, booming, brassy, brazen, brazenfaced, chintzy, clamant, clamorous, coarse, colorful, crass, crude, crying, deafening, demanding, draining, ear-piercing, ear-rending, ear-splitting, earsplitting, earthshaking, earthy, exacting, exigent, exorbitant, extortionate, extravagant, flagrant, flaring, flashy, flaunting, forte, fortemente, fortissimo, full, fulminating, garish, gaudy, glaring, gorgeous, grasping, gross, harsh, hoarse, importunate, in full cry, insistent, instant, intense, jazzy, loud-sounding, loudish, loudly, lurid, lustily, meretricious, noisily, noisy, obnoxious, obscene, obtrusive, offensive, ostentatious, overbright, pealing, penetrating, persistent, pertinacious, piercing, plangent, pressing, pungent, raucous, raw, reeking, resonant, resounding, resoundingly, ribald, ringing, ringingly, roaring, rough, rude, screaming, sensational, shameless, showy, shrieking, snazzy, sonorous, spectacular, splashy, stentoraphonic, stentorian, stentorious, stertorous, strident, tasteless, tawdry, taxing, thundering, thunderous, tinsel, tonitruant, tonitruous, uproariously, urgent, vulgar, window-rattling

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ROGET THESAURUS

loud

Loudness
N loudness, power, loud noise, din, blare, clang, clangor, clatter, noise, bombilation, roar, uproar, racket, hubbub, bobbery, fracas, charivari, trumpet blast, flourish of trumpets, fanfare, tintamarre, peal, swell, blast, larum, boom, bang (explosion), resonance, vociferation, hullabaloo, lungs, Stentor, artillery, cannon, thunder, loud, sonorous, high-sounding, big-sounding, deep, full, powerful, noisy, blatant, clangorous, multisonous, thundering, deafening, trumpet-tongued, ear-splitting, ear-rending, ear-deafening, piercing, obstreperous, rackety, uproarious, enough to wake the dead, enough to wake seven sleepers, shrill &c 410 clamorous stentorian, stentorophonic, loudly, aloud, at the top of one's voice, at the top of one's lungs, lustily, in full cry, the air rings with, the deep dread-bolted thunder.

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