1 見え見えの, 見え透いた; 露骨な, 目に余る.
2 ひどく騒々しい; けばけばしい.
Added on 2006-12-22:
Scott's smoking is blatant. Not only does he light up everywhere, but his clothes smell of smoke, and his fingers are stained with nicotine.
The company's disregard of the environment is blatant. It makes no effor to stop polluting coastal waters with garbage.