1. What does it mean?
빵순이 combines 빵 with a familiar feminine name-like ending. It describes a bread enthusiast who gets excited about bakeries, pastries, or a favorite loaf, often as a cheerful self-label.
Also written or said as ppangsuni
2. The nuance
It concerns a preference, not body size or how much someone eats. As a gendered nickname, it is best used affectionately and with the person's comfort in mind.
3. Examples
“빵순이라 여행 사진에도 빵집이 많아.”
I'm a bread lover, so my travel photos include lots of bakeries.
“빵순이 친구에게 새로 생긴 빵집을 알려 줬어.”
I told my bread-loving friend about the new bakery.
Sources
References support the meaning and usage. Example sentences are written for NoCapWiki.