Lewis Short
rūfŭlus | Rūfŭli, ōrum (noun M) :
* Adj. dim. [rufus], reddish, rather red.
* In gen.: macilentis malis rufulus,red-haired, red-headed,Plaut. As. 2, 3, 20 (cf. rufus): radices mandragorae,Plin. 25, 13, 94, § 147.
* In partic.: , , m., the military tribunes chosen by the general himself (opp. to the Comitiati, who were chosen by the people in the Comitia); so called after one Rutilius Rufus,Liv. 7, 5 fin.; Fest. p. 261 Müll.; Ps.-Ascon. ap. Div. in Caecil. 10, p. 142.
Charlton T. Lewis, Charles Short, A Latin Dictionary