Meanings
nounstomach flu (usually uncountable, plural stomach flus)
plural stomach flus
- informalproscribeduncountableusuallyGastroenteritis.
Synonyms & antonyms
nouninflammation of the stomach and intestines; can be caused by Salmonella enteritidis
Similar
gastroenteritisintestinal flu
Broader
inflammatory disease
Also see
Synonym sets from Open English WordNet, CC BY 4.0.
Cite this entry
APA
stomach flu. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/stomach%20flu
MLA
“stomach flu.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/stomach%20flu. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “stomach flu,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/stomach%20flu.
Source: stomach flu on Wiktionary, CC BY-SA 4.0.