プログレッシブ和英中辞典(第３版)の解説
あね【姉】
one's older [elder] sister; ((口))one's big sister (▼特に子供が言う場合)
- 一番上の姉
one's oldest [eldest] sister (▼((米))ではolder，oldestを用いる傾向が強い) - 腹違いの姉
one's [an] older half sister - 義理の姉
one's sister-in-law／one's older brother's wife
姉婿｜one's older [elder] sister's husband