Definify.com

Webster 1913 Edition

Noun.

[OF.

fils

filz

fiz

, son, F.

fils

, L.

filius

. See

A son; – used in compound names, to indicate paternity, esp. of the illegitimate sons of kings and princes of the blood;

as,

Fitz

roy, the son of the king;

Fitz

clarence, the son of the duke of Clarence.

, Norm. fites, fuz or fiz, a son, is used in names, as in Fitzherbert, Fitzroy, Carlovitz.