"Tai Tai" is a colloquial term used in Chinese to refer to a wealthy and well-to-do married woman. It originates from the Cantonese language and has been adopted into other Chinese dialects as well.
Example in Engpsh:
"She's a Tai Tai, she doesn't have to work and just spends her days shopping and travepng."
中文翻译：
"她是个太太，不用工作，就整天逛街旅游。"