Lewis Short
Cunctātor (noun M) :
* A surname of the dictator Q. Fabius Maximus (prob. retained as a title of honor, from the reproach of his master of horse; v. 1. cunctator); cf. Liv. 30, 26, 9; 28, 40, 6; Quint. 8, 2, 11, and cunctor.
Charlton T. Lewis, Charles Short, A Latin Dictionary