notorious

1 not respectable a notorious mastermind of terrorist activities Synonyms discreditable, disgraceful, dishonorable, ignominious, infamous, louche, disreputable, opprobrious, shady, shameful, shoddy, shy, unrespectableRelated Words bad, criminal, immoral, seamy, sordid, unethical, unsavory, wicked; base, contemptible, despicable, detestable, dirty, low, mean, miserable, vile, wretched; black, evil, iniquitous, nefarious, rotten, sinful, unrighteous, vicious, villainous, wrong; blamable, blameworthy, censurable, inglorious, reprehensible; corrupt, debased, debauched, degenerate, depraved, dissolute, gamy (or gamey), libertine, loose, perverted, reprobateNear Antonyms decent, ethical, good, honest, just, moral, noble, principled, righteous, upright, upstanding; esteemed, prestigious, reputed, respected; authorized, legal, licensed, permissible, permitted; approved, endorsed (also indorsed), sanctioned; clean, correct, decorous, exemplary, proper, seemly; blameless, commendable, creditable, guiltlessAntonyms honorable, reputable, respectable

2 widely known a book signing for a notorious author of tell-all celebrity biographies Synonyms big-name, celebrated, famed, noted, famous, prominent, renowned, star, visible, well-knownRelated Words fabled, fabulous, legendary; infamous; distinguished, eminent, exceptional, great, illustrious, leading, notable, noteworthy, outstanding, preeminent, prestigious, remarkable, supereminent, superior; important, significant; acknowledged, recognized, respected; favorite, popular, preferred; estimable, honorable, reputable, respectable; formidable, redoubtableNear Antonyms insignificant, unimportant; inconspicuous; undistinguished, unexceptional; unpopularAntonyms anonymous, nameless, obscure, uncelebrated, unfamous, unknown, unsung