Meanings
b-day1
B-day2
nounB-day (plural B-days)
plural B-days
- alternativeAlternative form of bday.
I had a designer cake created for her B-day.
2011, Jackie Ruth Wilson, “America Bombed Iraq”, in Iraq, Their Mission, Our Journey: America’s Destiny, [North Charleston, S.C.]: My God Delivers On Time, CreateSpace, →ISBN, page 72 more examples
Hey, I've heard good things about the new Muppet flick. Might have to take Alden next week when I go see her for her B-day.
1999, Jeff Chacon, Anthony Reynoso, “Chicken, Bagels, and Ghosts Of Girlfriends Past”, in E-Male: Of Mouse and Men, Denver, Colo.: Acumen House, LLC, →ISBN, page 24I wonder what she did with the biorhythmic blouse I got her for her B-day?
2005, John Smart, “Essay Two: Future Heroes 2035: My Friends and I”, in Arthur B[enett] Shostak, editor, Tackling Tomorrow Today, volume 1 (Futuristics: Looking Ahead), Philadelphia, Pa.: Chelsea House Publishers, →ISBN, part one (On Seeing Farther and Better), page 40
Cite this entry
APA
b-day. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/b-day
MLA
“b-day.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/b-day. Accessed November 2, 2026.
Chicago
WatkinsX Dictionary, s.v. “b-day,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/b-day.
Source: b-day on Wiktionary, CC BY-SA 4.0.