What is the meaning of the English word
(adverb) If a building is vacant, it is empty (no people, no furniture). To look at someone or something vacantly means to look as though there is no one inside your body. You look with emptiness, showing no intelligence or interest.
1. Every day he sat and stared vacantly out the window. His family worried that he was becoming seriously depressed.
2. When she saw how vacant her grandfather’s eyes were, she knew that this was not one of his good days. Maybe tomorrow he would recognize her again.