expression, godan verb (-su)
point at; indicate with a finger
Literal physical action of extending a finger toward someone or something. Often used when identifying a person or object.
See also: 指差す
彼は地図を指を差して、目的地を教えてくれた。
He pointed at the map and showed me the destination.
人を指を差すのは失礼だ。
It's rude to point at people.
expression, godan verb (-su)
talk behind someone's back; backbite
Idiomatic use: metaphorically 'pointing a finger' at someone who is not present, implying gossip or criticism. Often used in negative contexts.
陰で人を指を差すようなことはやめなさい。
Stop talking about people behind their backs.
彼女はいつも誰かのことを指を差してばかりいる。
She's always backbiting about someone.