One's grandmother (the mother of one's parent); an elderly female relative of the preceding generation.
週末は祖母の家で一緒に夕食を食べた。
I had dinner with my grandmother at her house over the weekend.
祖母は若いころに裁縫が得意だったと言っていた。
My grandmother used to say she was good at sewing when she was young.
彼の祖母（そぼ）はいつも優しく迎えてくれる。
His grandmother always welcomes me kindly.
子どもは祖母の昔話に目を輝かせて聞いていた。
The child listened to grandmother's old stories with bright eyes.