crass

adj

1. crude, coarse, vulgar, rude; impolite, unmannered, ill-mannered, uncouth, ill-bred, uncivil, uncourteous; boorish, backward, rustic, countrified, unsophisticated, inurbane; unrefined, unpolished, indelicate, insensitive.

2. obtuse, dull, slow-witted, stolid, bovine, blockish, stupid, dense, thick, obtuse; loutish, oafish, doltish, lumpish.

3. gross, unsubtle, blatant, glaring, undisguised, open, naked, outright, downright, out-and-out.