Coarse \Coarse\ (k[=o]rs), a. [Compar. Coarser (k[=o]rs"[~e]r); superl. Coarsest.]

[As this word was anciently written course, or cours, it may be an abbreviation of of course, in the common manner of proceeding, common, and hence, homely, made for common domestic use, plain, rude, rough, gross, e. g., "Though the threads be course." --Gascoigne. See Course.]

[1913 Webster]

1. Large in bulk, or composed of large parts or particles; of inferior quality or appearance; not fine in material or close in texture; gross; thick; rough; -- opposed to fine; as, coarse sand; coarse thread; coarse cloth; coarse bread. [1913 Webster]

2. Not refined; rough; rude; unpolished; gross; indelicate; as, coarse manners; coarse language. [1913 Webster]

I feel Of what coarse metal ye are molded. --Shak. [1913 Webster]

To copy, in my coarse English, his beautiful expressions. --Dryden.

Syn: Large; thick; rough; gross; blunt; uncouth; unpolished; inelegant; indelicate; vulgar. [1913 Webster]

Source: The Collaborative International Dictionary of English v.0.48
 

268 Moby Thesaurus words for "coarse": Adamic, Circean, Doric, Mickey Mouse, acerb, acerbic, acrid, amaroidal, animal, animalistic, arrested, astringent, backward, barbaric, barbarous, base, bawdy, beastlike, beastly, bestial, bitter, bitter as gall, blustering, blustery, bodily, boorish, brassy, brazen, bristly, broad, broad-bodied, broken, brutal, brute, brutish, bulky, bullnecked, bumpy, cacophonous, caddish, caked, cakey, carnal, carnal-minded, caustic, cheap, cheesy, choked, choppy, clumsy, coarse-grained, common, corpulent, corrugated, cracked, crass, croaking, croaky, cross-grained, crude, dense, dirty, doggerel, dry, dysphemistic, earthy, embryonic, fallen, fat, filthy, fleshly, foul, foul-mouthed, fourth-class, frank, full, full-bodied, furious, gaudy, graceless, grained, grainy, granular, granulated, gritty, gross, gruff, gutter, guttural, hard, harsh, harsh-sounding, heavy, heavyset, hoarse, homespun, horripilant, husky, ill-bred, ill-mannered, impolite, improper, impure, in bad taste, in embryo, in ovo, in the rough, inconcinnate, inconcinnous, inconsiderate, incorrect, indecent, indecorous, indelicate, inelegant, inequal, inexpert, infelicitous, inferior, insensitive, irregular, jolty, kitschy, lapsed, lascivious, lewd, linsey-woolsey, loud, loutish, louty, low, low-class, low-grade, low-quality, low-test, lumpy, massive, material, materialistic, mean, meretricious, metallic, nasty, nonspiritual, obscene, offensive, orgiastic, outlandish, oversimple, paltry, physical, pimply, pitted, pocky, poor, postlapsarian, potholed, prentice, prickly, pungent, punk, raffish, ragged, raging, rank, raucid, raucous, raunchy, raw, reductionistic, reductive, ribald, ripply, rough, rough-cast, rough-grained, rough-hewn, roughcast, roughhewn, roughneck, roupy, rowdy, rude, rudimental, rudimentary, ruffled, rutted, rutty, scatological, scratchy, second-best, second-class, second-rate, seedy, shabby, shagged, shaggy, sharp, shoddy, simplistic, smutty, sour, squawking, squawky, stertorous, stormy, strangled, stunted, swinish, tacky, tactless, tart, tasteless, tawdry, tempestuous, textured, thick, thick-bodied, thickset, third-class, third-rate, three-dimensional, throaty, tinny, trashy, turbulent, unblown, uncivil, uncourtly, uncouth, uncultivated, uncultured, uncut, underdeveloped, undeveloped, undignified, uneuphonious, uneven, unfashioned, unfelicitous, unfeminine, unfinished, unformed, ungenteel, ungentle, ungentlemanly, ungraceful, unhewn, unkempt, unlabored, unladylike, unlevel, unlicked, unpolished, unprocessed, unrefined, unseemly, unsmooth, unsolicitous, unspiritual, untreated, ununiform, unworked, unwrought, viscous, vulgar, vulgarian, wimpled

Source: Moby Thesaurus II by Grady Ward, 1.0
 

coarse adj
1: of texture; large-grained or rough to the touch; "coarse meal"; "coarse sand"; "a coarse weave" [ant: fine]
2: lacking refinement or cultivation or taste; "he had coarse manners but a first-rate mind"; "behavior that branded him as common"; "an untutored and uncouth human being"; "an uncouth soldier--a real tough guy"; "appealing to the vulgar taste for violence"; "the vulgar display of the newly rich" [syn: common, rough-cut, uncouth, vulgar]
3: of low or inferior quality or value; "of what coarse metal ye are molded"- Shakespeare; "produced...the common cloths used by the poorer population" [syn: common]
4: conspicuously and tastelessly indecent; "coarse language"; "a crude joke"; "crude behavior"; "an earthy sense of humor"; "a revoltingly gross expletive"; "a vulgar gesture"; "full of language so vulgar it should have been edited" [syn: crude, earthy, gross, vulgar]

Source: WordNet (r) 2.0
 

Coarse \Coarse\, a. [Compar. Coarser; superl. Coarsest.]

[As this word was anciently written course, or cours, it may be an abbreviation of of course, in the common manner of proceeding, common, and hence, homely, made for common domestic use, plain, rude, rough, gross, e. g., ``Though the threads be course.'' --Gascoigne. See Course.]

1. Large in bulk, or composed of large parts or particles; of inferior quality or appearance; not fine in material or close in texture; gross; thick; rough; -- opposed to fine; as, coarse sand; coarse thread; coarse cloth; coarse bread.

2. Not refined; rough; rude; unpolished; gross; indelicate; as, coarse manners; coarse language.

I feel Of what coarse metal ye are molded. --Shak.

To copy, in my coarse English, his beautiful expressions. --Dryden.

Syn: Large; thick; rough; gross; blunt; uncouth; unpolished; inelegant; indelicate; vulgar.

Source: Webster's Revised Unabridged Dictionary (1913)