See also: first-born
firstborn (plural firstborn or firstborns)
- The first child to be born to a parent or family.
- (eldest child): lastborn
the first child in a family
firstborn (not comparable)
- Born as the first one in a family, flock or the like.
- Most excellent; most distinguished or exalted.
- (born first): lastborn
born as the first one in a family