Meanings
nounfat choy (uncountable)
- uncountablea blue-green alga (Nostoc flagelliforme) used as a vegetable in Chinese cooking
Synonyms: black moss, hair moss, fa cai
Synonyms & antonyms
nouna blue-green alga (Nostoc flagelliforme) used as a vegetable in Chinese cooking
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Also see
Origin
- Cantonese髮菜
- Cantonese髮菜
- Englishfat choy
Borrowed from Cantonese 髮菜 /发菜 (faat³ coi³).
More words from Cantonese
Full word history & related roots →Cite this entry
APA
fat choy. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/fat%20choy
MLA
“fat choy.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/fat%20choy. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “fat choy,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/fat%20choy.
Source: fat choy on Wiktionary, CC BY-SA 4.0.