OXFORD DICTIONARY
tatty, adj. (tattier, tattiest) colloq.
1 tattered; worn and shabby.
2 inferior.
3 tawdry.
tattily adv. tattiness n.
orig. Sc., = shaggy, app. rel. to OE t{aelig}ttec rag, TATTER
THESAURUS
tatty
base, common, dowdy, down-at-heel, down-at-the-heels, frayed, frazzled, full of holes, holey, in rags, in shreds, in tatters, mean, paltry, patchy, poor, ragged, raggedy, ratty, rubbishy, scruffy, seedy, shabby, shoddy, sleazy, tacky, tattered, torn, trashy