- first in the order of birth; eldest.
- a firstborn child.
- a first result or product.
Origin of firstborn
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for first-born
It meant something socially and legally to be the first-born son, a son at all, or a girl.The Struggles of Benjamin Franklin’s Sister Jane
November 21, 2013
Content, my mother was at ease that her first-born would not fall into the ranks of picky eaters.For the Love of Pâté
January 5, 2011
At last she came to entertain a very unfavourable opinion of her first-born.
To her they were the same in every respect as her first-born.
"She had put there your father's first-born son," said Paul.A Son of Hagar
Sir Hall Caine
Thus the exterminating angel kills the first-born of the Egyptians.The Phantom World
We live today in the midst of miracles as did the first-born of men.Balthasar
- eldest of the children in a family
- the eldest child in a family