Postumus
Defined in 1 dictionary — Cyclopedic (1922)
The Cyclopedic Law Dictionary
Walter A. Shumaker and George Foster Longsdorf; ed. James C. Cahill · 1922
A child of a testator, born after his death, who if born in his lifetime, would have been entitled to succeed him if he died intestate; a child of a testator conceived before the date of the will, but born afterwards, and before the testator's death. See "Posthumous Child."