Being considered 4D is usually when an idol behaves and acts differently or strangely compared to the usual Korean standards.
Source: wiktionary
4d
Synonyms for "4d"
Ranked by relevance and common usage.
Related word relations
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Sample sentences
2 total sentences available.
If every K-pop group has a “4D” member, V was probably BTS's. He's grown up significantly since then, emanating maturity and wisdom […]
Source: wiktionary
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.