last-born

[ last-bawrn, lahst- ]

/ ˈlæstˈbɔrn, ˈlɑst- /

last in order of birth; youngest.

a last-born or youngest child.

Origin of last-born

First recorded in 1865–70

This last-born princeling soon learned how to float on his back, with his round little head just showing above the kelp.

Wild Folk |Samuel Scoville
The last-born has as good a right to the pleasures of youth at the first.

Pride and Prejudice |Jane Austen
His last acts were a fresh proof of his goodness toward even his rebellious sons and of his solicitude for his last-born.

The Great Events by Famous Historians, Volume 5 |Various
Just to think that my last-born child will not know what to be poor meant; and nobody will ever be able to make him understand it.

The Tables Turned |William Morris

The last-born of nations is set for the teaching and developing of the last-born of governmental principles.

The Continental Monthly, Vol. 5, No. 5, May, 1864 |Various