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First in order of birth; born first.
The child in a family who is born first.



1. first in the order of birth; eldest.
2. a firstborn child.
3. a first result or product.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.firstborn - the offspring who came first in the order of birth
offspring, progeny, issue - the immediate descendants of a person; "she was the mother of many offspring"; "he died without issue"
Adj.1.firstborn - first in order of birth; "the firstborn child"
first - preceding all others in time or space or degree; "the first house on the right"; "the first day of spring"; "his first political race"; "her first baby"; "the first time"; "the first meetings of the new party"; "the first phase of his training"


n. primogénito-a.
References in classic literature ?
It is the voice of my firstborn, calling aloud for justice
To you little Gazan might have seemed a hideous and repulsive creature, but to Taug and Teeka he was as beautiful and as cute as is your little Mary or Johnnie or Elizabeth Ann to you, and he was their firstborn, their only balu, and a he--three things which might make a young ape the apple of any fond father's eye.
06 (ANI): As late legendary actor Sridevi's firstborn, Janhvi Kapoor, turns a year older, her cousin Sonam Kapoor and her mom's dear friend Manish Malhotra have posted heartwarming messages on social media.
For example, the difference between firstborn and second-born average IQ is on the order of one-fifth of a standard deviation, or about three IQ points.
Flynn, 6, is Kerr's firstborn with British actor Orlando Bloom.
Firstborn children are often awarded the biggest and the best of everything during their childhoods, especially when compared to their fellow siblings: from more bountiful photo albums of their lives, to outlandish birthday parties and the largest stockpile of baby shower gifts out of any child in the family.
Contract awarded for Firstborn Middle dumb waiter renovations to submit estimates of the small number of re-advertisements
The problem with this is that among persons with a particular AFQT score, being firstborn is no longer random.
Whether you're the firstborn, a middle child, the youngest, an only child, or a twin, read on for how your place in the family affects you.
With the momentous coming of age that double digits brings, has also come the purchasing of a mobile phone for said firstborn.
This legendary setting provides a heavy tension and romance that is amplified by the secretive relationship between Claire and Alexandre Toussaint, another Guild firstborn.