noun
seeing something that isn't there; hallucination
Refers to the experience of thinking you saw something that wasn't actually there; a momentary visual misperception rather than a clinical hallucination.
暗闇で人の姿を空目した。
I thought I saw a person in the darkness, but it was just my imagination.
noun, noun or participle which takes 'suru', intransitive verb
Deliberately ignoring something one should notice; often used in the phrase 空目を使う (to pretend not to see).
See also: 見ぬふり
彼は私の失敗に空目を使ってくれた。
He pretended not to see my mistake.
noun, noun or participle which takes 'suru', intransitive verb
looking upwards; upward glance
Rare; the act of looking upward. The cross-reference to 上目 suggests a connection to an upward gaze, but this usage is uncommon.
See also: 上目
彼は空目して星を見ていた。
He was looking up at the stars.