1. What does it mean?
잡덕 describes someone whose enthusiasm spans multiple groups, artists, series, or hobbies. It combines 잡, mixed or miscellaneous, with 덕, from 덕후. It is often a lighthearted self-description of a varied fan life.
Also written or said as japdeok
2. The nuance
Many people use it affectionately about themselves, but 잡 can sound dismissive when used to question another person's loyalty.
3. Examples
“내 재생목록은 잡덕 취향이 그대로 보여.”
My playlist makes my multi-fandom tastes pretty obvious.
“잡덕이라 이번 주엔 공연도 보고 전시도 가.”
I'm into several fandoms, so this week I'm going to a show and an exhibition.
Sources
References support the meaning and usage. Example sentences are written for NoCapWiki.