undress

• POS: Adjective, Noun, Verb (usu participle), Verb (transitive)
• HYPHEN: un=dress

CIDE DICTIONARY

undress, v. t. [1st pref. un- + dress.].

•  To divest of clothes; to strip.  [1913 Webster]
•  To divest of ornaments to disrobe.  [1913 Webster]
•  To take the dressing, or covering, from; as, to undress a wound.  [1913 Webster]

undress, n. 

•  A loose, negligent dress; ordinary dress, as distinguished from full dress.  [1913 Webster]
•  An authorized habitual dress of officers and soldiers, but not full-dress uniform.  [1913 Webster]

Undress parade (Mil.), a substitute for dress parade, allowed in bad weather, the companies forming without arms, and the ceremony being shortened.

OXFORD DICTIONARY

undress, v. & n.
--v.
1 intr. take off one's clothes.
2 tr. take the clothes off (a person).
--n.
1 ordinary dress as opposed to full dress or uniform.
2 casual or informal dress.

THESAURUS

undress

baldness, bareness, beauty unadorned, casual clothes, debunk, denude, disarray, discover, dishabille, dismantle, disrobe, do a strip-tease, nakedness, neglige, negligee, nudity, show up, something comfortable, sport clothes, strip, unadulteration, unarray, uncase, uncloak, unclothe, uncomplexity, uncomplicatedness, uncomplication, undrape, unembellishment, unmask, unornamentation, unshroud, unsophistication, wrap, wrapper

ROGET THESAURUS

undress

Nonpreparation

VB be unprepared, want preparation, lack preparation, lie fallow, s'embarquer sans biscuits, live from hand to mouth, dismantle, undress, extemporize, improvise, ad lib.

Simplicity

N simplicity, plainness, homeliness, undress, chastity, simple, plain, homely, homespun, ordinary, household, unaffected, ingenuous, sincere (artless), free from affectation, free from ornament, simplex munditiis, sans facon, en deshabille, chaste, inornate, severe, unadorned, bare, unornamented, undecked, ungarnished, unarranged, untrimmed, unvarnished, bald, flat, dull, veritatis simplex oratio est.

Clothing

N clothing, investment, covering, dress, raiment, drapery, costume, attire, guise, toilet, toilette, trim, habiliment, vesture, vestment, garment, garb, palliament, apparel, wardrobe, wearing apparel, clothes, things, underclothes, array, tailoring, millinery, finery, full dress, garniture, theatrical properties, outfit, equipment, trousseau, uniform, regimentals, continentals, canonicals, livery, gear, harness, turn-out, accouterment, caparison, suit, rigging, trappings, traps, slops, togs, toggery, day wear, night wear, zoot suit, designer clothes, masquerade, dishabille, morning dress, undress, kimono, lungi, shooting-coat, mufti, rags, tatters, old clothes, mourning, weeds, duds, slippers, robe, tunic, paletot, habit, gown, coat, frock, blouse, toga, smock frock, claw coat, hammer coat, Prince Albert coat, sack coat, tuxedo coat, frock coat, dress coat, tail coat, cloak, pall, mantle, mantlet mantua, shawl, pelisse, wrapper, veil, cape, tippet, kirtle, plaid, muffler, comforter, haik, huke, chlamys, mantilla, tabard, housing, horse cloth, burnoose, burnous, roquelaure, houppelande, surcoat, overcoat, great coat, surtout, spencer, mackintosh, waterproof, raincoat, ulster, P-coat, dreadnought, wraprascal, poncho, cardinal, pelerine, barbe, chudder, jubbah, oilskins, pajamas, pilot jacket, talma jacket, vest, jerkin, waistcoat, doublet, camisole, gabardine, farthingale, kilt, jupe, crinoline, bustle, panier, skirt, apron, pinafore, bloomer, bloomers, chaqueta, songtag, tablier, pants, trousers, trowsers, breeches, pantaloons, inexpressibles, overalls, smalls, small clothes, shintiyan, shorts, jockey shorts, boxer shorts, tights, drawers, panties, unmentionables, knickers, knickerbockers, philibeg, fillibeg, pants suit, culottes, jeans, blue jeans, dungarees, denims, Levis, Calvin Klein, Calvins, Bonjour, Gloria Vanderbilt, headdress, headgear, chapeau, crush hat, opera hat, kaffiyeh, sombrero, jam, tam-o-shanter, tarboosh, topi, sola topi, pagri, puggaree, cap, hat, beaver hat, coonskin cap, castor, bonnet, tile, wideawake, billycock, wimple, nightcap, mobcap, skullcap, hood, coif, capote, calash, kerchief, snood, babushka, head, coiffure, crown, chignon, pelt, wig, front, peruke, periwig, caftan, turban, fez, shako, csako, busby, kepi, forage cap, bearskin, baseball cap, fishing hat, helmet, mask, domino, body clothes, linen, hickory shirt, shirt, sark, smock, shift, chemise, night gown, negligee, dressing gown, night shirt, bedgown, sac de nuit, underclothes, underpants, undershirt, slip, brassiere, corset, stays, corsage, corset, corselet, bodice, girdle, stomacher, petticoat, panties, under waistcoat, jock, athletic supporter, jockstrap, sweater, jersey, cardigan, turtleneck, pullover, sweater vest, neckerchief, neckcloth, tie, ruff, collar, cravat, stock, handkerchief, scarf, bib, tucker, boa, cummerbund, rumal, rabat, shoe, pump, boot, slipper, sandal, galoche, galoshes, patten, clog, sneakers, running shoes, hiking boots, high-low, Blucher boot, wellington boot, Hessian boot, jack boot, top boot, Balmoral, arctics, bootee, bootikin, brogan, chaparajos, chavar, chivarras, chivarros, gums, larrigan, rubbers, showshoe, stogy, veldtschoen, legging, buskin, greave, galligaskin, gamache, gamashes, moccasin, gambado, gaiter, spatterdash, brogue, antigropelos, stocking, hose, gaskins, trunk hose, sock, hosiery, glove, gauntlet, mitten, cuff, wristband, sleeve, swaddling cloth, baby linen, layette, ice wool, taffeta, pocket handkerchief, hanky, hankie, clothier, tailor, milliner, costumier, sempstress, snip, dressmaker, habitmaker, breechesmaker, shoemaker, Crispin, friseur, cordwainer, cobbler, hosier, hatter, draper, linen draper, haberdasher, mercer, diaper, nappy, disposable diaper, cloth diaper, Luvs Huggies, invested, habited, dighted, barbed, barded, clad, costume, shod, chausse, en grande tenue, sartorial, the soul of this man is his clothes.

Divestment

N divestment, taking off, nudity, bareness, undress, dishabille, the altogether, nudation, denudation, decortication, depilation, excoriation, desquamation, molting, exfoliation, trichosis, divested, bare, naked, nude, undressed, undraped, denuded, exposed, in dishabille, bald, threadbare, ragged, callow, roofless, in a state of nature, in nature's garb, in the buff, in native buff, in birthday suit, in puris naturalibus, with nothing on, stark naked, stark raving naked, bald as a coot, bare as the back of one's hand, out at elbows, barefoot, bareback, barebacked, leafless, napless, hairless.

VB divest, uncover &c (cover), denude, bare, strip, disfurnish, undress, disrobe &c (dress, enrobe), uncoif, dismantle, put off, take off, cast off, doff, peel, pare, decorticate, excoriate, skin, scalp, flay, expose, lay open, exfoliate, molt, mew, cast the skin.