1A polite term used to refer to or address another person's wife, or a married woman in general; in casual speech it can also refer to one's own wife.
田中さんの奥さんはとても料理が上手です。
Mr. Tanaka's wife is very good at cooking.
すみません、奥さんはご在宅ですか。
Excuse me, is your wife home?
隣の奥さんによく野菜をいただきます。
I often get vegetables from the wife next door.
うちの奥さんは今出かけている。
My wife is out right now.