na-adjective, noun which may take the genitive case particle 'no'
Colloquial variant of あからさま, often considered incorrect. Used to describe someone's attitude or statement that is blunt, direct, or undisguised.
See also: あからさま
彼のあきらさまな態度に、みんな驚いた。
Everyone was surprised by his frank attitude.
あきらさまに嫌な顔をしないでよ。
Don't make such an openly displeased face.