wouldn't be seen dead in
wouldn't be seen dead in (something)
1. Would never wear a particular item or type of clothing. Are you kidding? She wouldn't be caught dead in a dress like that! Dad, I wouldn't be seen dead in that shirt anymore—you can toss it in the fire for all I care.
2. Would never wear enter or spend time in some place, such as a particular building, town, or country. He has very expensive taste and wouldn't be seen dead in a Walmart. I find these grand gestures of charity hilarious from superstar actors who wouldn't be seen dead in third-world countries.
wouldn't be seen (or caught) dead in (or with or at) —used to express strong dislike or disinclination for a particular thing or situation. informal
1997 Independent Kate's books, said one literary editor, can be read happily by those who wouldn't be seen dead with a Catherine Cookson.