n. 25B6; adjective
a drab interior : COLOURLESS, grey, dull, washed out, muted, lacklustre; dingy, dreary, dismal, cheerless, gloomy, sombre.
a drab existence : UNINTERESTING, dull, boring, tedious, monotonous, dry, dreary; unexciting, unimaginative, uninspiring, insipid, lacklustre, flat, stale, wishy-washy, colourless; lame, tired, sterile, anaemic, barren, tame; middle-of-the-road, run-of-the-mill, mediocre, nondescript, characterless, mundane, unremarkable, humdrum.
bright, cheerful, interesting.