(a.) Destitute of worth; having no value, virtue, excellence, dignity, or the like; undeserving; valueless; useless; vile; mean; as, a worthless garment; a worthless ship; a worthless man or woman; a worthless magistrate.

NG abominable arrant atrocious awful base beastly beggarly beneath contempt beneath notice blameworthy bootless brutal cheap cheesy common contemptible crummy defective deleterious deplorable despicable detestable detrimental dire disadvantageous disgusting disserviceable dreadful dusty egregious enormous fetid filthy flagrant flawed foul fulsome fustian gaudy gimcracky good-for-naught good-for-nothing grievous gross harmful hateful heinous horrible horrid imperfect incapable incompetent ineffectual infamous inferior injurious junk junky lamentable loathsome lousy mean meaningless mediocre meretricious meritless miserable monstrous nasty nefarious no-account no-good noisome not worth having not worth mentioning not worthwhile nothing notorious nugacious nugatory obnoxious odious offensive outrageous paltry pathetic pitiable pitiful poor prejudicial purposeless rank regrettable reprehensible repulsive rotten rubbishy sad scandalous schlock scrubby scruffy scummy scurvy scuzzy second-rate shabby shameful shocking shoddy sordid sorry squalid terrible too bad trashy trivial trumpery two-for-a-cent two-for-a-penny twopenny twopenny-halfpenny unadvantageous unavailing unclean unfavorable unprofitable unpurposed unqualified unrewarding unworthy unworthy of regard useless valueless vile villainous woeful worst wretched