1. fitz - Noun
2. Fitz - Proper noun
A son; -- used in compound names, to indicate paternity, esp. of the illegitimate sons of kings and princes of the blood; as, Fitzroy, the son of the king; Fitzclarence, the son of the duke of Clarence.
Source: Webster's dictionaryThey love their land, because it is their own, And scorn to give aught other reason why; Would shake hands with a king upon his throne, And think it kindness to his majesty. - Fitz. Fitz-Greene Halleck
The fight isn't over until you win it, Fitz. That's all you have to remember. No matter what the other man says. Robin Hobb
For courage, for power, for skill, for fighting will, there is nothing on record that holds a candle to Fitz. Bob Fitzsimmons
Also unlike Bilborough, however, he values the truth above a fitting result and thus has a much better working relationship with Fitz, although he briefly fires him when Fitz unknowingly persuades Wise's estranged wife to file for separation. Source: Internet
A minor character, he most notably arrests Fitz in "To Say I Love You" when Fitz refuses to leave Judith alone after she has left him and gone to her parents' house. Source: Internet
As Fitz confesses in "Brotherly Love": "I drink too much, I smoke too much, I gamble too much. Source: Internet