Meanings
nounrain day (plural rain days)
plural rain days
- USAn alternative later date for an outdoor event in case of inclement weather.
We used to keep a rain day reserved for this issue. However, nine times out of ten it rained on that day, too.
2008, Sandy Puc’, The Sandy Puc’ Guide to Children's Portrait Photography, Amherst Media, Inc,, →ISBN, page 78Synonyms: raindate
Synonyms & antonyms
nounAn alternative later date for an outdoor event in case of inclement weather.
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APA
rain day. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/rain%20day
MLA
“rain day.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/rain%20day. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “rain day,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/rain%20day.
Source: rain day on Wiktionary, CC BY-SA 4.0.