To point at something or someone with a finger; indicate a person, object, or direction by extending a finger.
子どもが空を指差して鳥のいる場所を教えてくれた。
The child pointed at the sky and showed me where the bird was.
会議中、彼女はグラフの問題点を指差して説明した。
During the meeting she pointed to the problem on the graph and explained it.
写真の中の人物を指差して『これは私の兄です』と言った。
She pointed to the person in the photo and said, 'This is my brother.'