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Definition of lastborn

lastborn

/ˈlæstˌbɔːrn/
last · born
Plural:lastborns
•
Adjective:lastborn
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lastborn Lexical Profile

lastborn Game Scores & Validity

• adjective

1

Born after all other children or offspring of the same parents; youngest.

Example

"Their lastborn son graduated from college earlier this spring."

Synonyms
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Antonyms
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• noun

1

The child or offspring born last to a set of parents; the youngest child in a family.

Example

"As the lastborn in a large family, she grew up surrounded by older siblings."

Synonyms
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Antonyms
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• Nearby Words

lassie
lasso
last
lastborn
lasting
lastingly
lastly

Usage Trend

Historical frequency of usage in published text.

180019102020
Data source: Google Books Ngram Viewer

Cite this Entry

Wordmom. (2026). Definition of Lastborn. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/lastborn
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