Amnon

"Faithful. (1.) One of the sons of Shammai, of the children of" Ezra (1 Chr. 4:20; comp. 17). "(2.) The eldest son of David, by Ahinoam of Jezreel (1 Chr. 3:1; 2 Sam. 3:2). Absalom caused him to be put to death for his great "crime in the matter of Tamar (2 Sam. 13:28, 29)."

Definition of Amnon:
"faithful and true; tutor"