Meanings
nounbday (plural bdays)
plural bdays · alternative b-day · alternative B-day · alternative rare bdai
- InternetabbreviationAbbreviation of birthday.
Happy bday!
1 more example
I think last time we spoke we both kind of said some really nasty things that neither of us meant, like… you broke up with me… on my b-day.
2008, Lorene Scafaria, Nick and Norah's Infinite Playlist, spoken by Nick (Michael Cera)
Rhymes & wordplay
Rhymes with bday
All rhymes →Sounds the same
bidet (UK)
Anagrams
Cite this entry
APA
bday. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/bday
MLA
“bday.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/bday. Accessed November 2, 2026.
Chicago
WatkinsX Dictionary, s.v. “bday,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/bday.
Source: bday on Wiktionary, CC BY-SA 4.0.