jackleg

1 being such only for recreation a toolshed that can be built by any jackleg carpenter who's capable of hitting a nail without smashing his thumb Synonyms amateur, backyard, avocational, nonprofessional, SundayRelated Words naive (or naïve), primitive, self-taught; amateurish, dilettante, inexperienced, inexpert, unprofessional, unskilled; uninitiated, unprepared, unqualified, unschooled, untaught, untrained, untutored; part-time, weekend

2 lacking or showing a lack of expert skill he did such a jackleg installation of that door frame that now the door won't shut Synonyms amateur, dilettante, dilettantish, inexperienced, inexpert, amateurish, nonprofessional, unprofessional, unskilled, unskillfulRelated Words curbstone, self-taught, uninitiated, unprepared, unqualified, unschooled, untaught, untrained, untutored; awkward, clumsy, ham-fisted, ham-handed, heavy-handed; crude, defective, faulty, flawed, primitive, unfinished, unpolished; beginning, entry-level, fresh, green, new, raw, unseasoned, untested, untried, would-be; incapable, incompetent, talentless, unable, unfit, ungifted, untalentedNear Antonyms able, accomplished, capable, competent, dexterous (also dextrous), gifted, habile, handsome, proficient, skilled, skillful, talented; experienced, practiced (also practised), seasoned, veteran; educated, fitted, initiated, knowledgeable, prepared, qualified, schooled, taught, trained, tutored, versed; all-around (also all-round), ambidextrous, versatile, well-rounded; finished, polished, slickAntonyms ace, adept, consummate, crackerjack, expert, master, masterful, masterly, professional, virtuosic, virtuoso

3 having or showing lowered moral character or standards a jackleg lawyer whose clients consist mainly of drug dealers and child molesters Synonyms debased, debauched, decadent, degenerate, degraded, demoralized, depraved, dissipated, dissolute, corrupt, libertine, loose, perverse, perverted, rakehell (or rakehelly), rakish, reprobate, sick, unclean, unwholesome, warpedRelated Words bent [chiefly British], crooked, cutthroat, dishonest, unethical, unprincipled, unscrupulous; contaminated, spoiled, tainted; bad, evil, immoral, iniquitous, miscreant, nefarious, sinful, vicious, wickedNear Antonyms incorruptible; ethical, honest, principled; good, moral, righteous, virtuousAntonyms pure, uncorrupt, uncorrupted