4d

Fetched 2026-10-26 (cache).

Datamuse reports no synonyms or antonyms for this word.

Adjective

1. {{abbreviation of|en|four-dimensional}}. {{C|en|Higher-dimensional geometry}}
2. {{lb|en|[[K-pop]]|fandom slang}} Having a [[quirky]] or [[oddball]] [[personality]].

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.