1. What does it mean?
띵작 is a visual reshaping of 명작, 'masterpiece.' Online, it offers enthusiastic praise for a film, series, book, game, or other creative work.
Also written or said as 명작, masterpiece
2. The nuance
It is a fan's judgment rather than an award or an official classification. The altered spelling makes the praise feel playful. A full review is more helpful if it explains what worked instead of relying on 띵작 alone.
3. Examples
“몇 년 뒤에 다시 봐도 재미있으니 나한테는 띵작이야.”
It's still enjoyable years later, so it's a masterpiece to me.
“친구가 추천한 게임은 음악까지 좋아서 띵작으로 남았어.”
Even the music in the game my friend recommended was great; it became one of my favorites.
Sources
National Institute of Korean Language
References support the meaning and usage. Example sentences are written for NoCapWiki.