adverb, noun or participle which takes 'suru'
absentmindedly; dazedly; vaguely
Describes a state of being spaced out, not fully aware, or having a hazy, unclear perception. Often used with verbs like する, 見る, 考える.
彼は窓の外をぼやっと見ていた。
He was staring absentmindedly out the window.
寝起きで頭がぼやっとしている。
My head feels fuzzy after waking up.