4D
adj› Abbreviation of four-dimensional.
1
Describes a 3D film experience that is supplemented with synchronized physical effects.
2
Denotes imaging modes with 3D capability that can also record over time.
- 4D-CT
3
Lifestyle Slang Having a quirky or oddball personality.
- Being considered 4D is usually when an idol behaves and acts differently or strangely compared to the usual Korean standards.2018, Hayley Marland, K-Pop Survival Guide, page 99:
- 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 […]2021, Entertainment Weekly The Ultimate Guide to BTS:
- Derived terms
- 4D chess
- Related terms
- 4D syndrome, 4WD