birthday
noun
birth·day
ˈbərth-ˌdā 
1
a
: the day of a person's birth
b
: a day of origin
2
: an anniversary of a birth
her 21st birthday
Examples of birthday in a Sentence
Her birthday is September 30th.
Today is his 21st birthday.
The company just celebrated its 50th birthday.
Recent Examples on the Web
The country music icon turned 92 on April 29 (though Nelson celebrates two birthdays: he was born April 29, just before midnight, but his birth was recorded on April 30).
—
Taijuan Moorman, USA Today, 30 Apr. 2025
One of her birthday gifts this year was a Benz truck on behalf of her longtime partner raper Jim Jones.
—Elizabeth Ayoola, Essence, 29 Apr. 2025
During a Monday, April 28, appearance on The Late Show With Stephen Colbert, Wanda was asked what Olivia and Lucas asked for as a birthday gift.
—Michael Nied, People.com, 29 Apr. 2025
Her coverage has ranged from a rare interview with Mark Zuckerberg as Meta neared its 20th birthday to the bitter divorce proceedings of an Indian software billionaire.
—Kerry A. Dolan, Forbes.com, 29 Apr. 2025
See All Example Sentences for birthday
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Taijuan Moorman, USA Today, 30 Apr. 2025
One of her birthday gifts this year was a Benz truck on behalf of her longtime partner raper Jim Jones.
—Elizabeth Ayoola, Essence, 29 Apr. 2025
During a Monday, April 28, appearance on The Late Show With Stephen Colbert, Wanda was asked what Olivia and Lucas asked for as a birthday gift.
—Michael Nied, People.com, 29 Apr. 2025
Her coverage has ranged from a rare interview with Mark Zuckerberg as Meta neared its 20th birthday to the bitter divorce proceedings of an Indian software billionaire.
—Kerry A. Dolan, Forbes.com, 29 Apr. 2025
See All Example Sentences for birthday
Cite this Entry
“Birthday.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/birthday. Accessed 7 May. 2025.
Copy CitationKids Definition
birthday
noun
birth·day
ˈbərth-ˌdā
1
: the day or anniversary of one's birth
2
: the day or anniversary of a beginning
Love words? Need even more definitions?
Merriam-Webster unabridged
Share