Lewis Short
(verb) : circum-rōdo, di, 3
* To gnaw or nibble all round.
* Prop.: escam,Plin. 32, 2, 5, § 12.
* Trop.: dudum enim circumrodo, quod devorandum est, i. e. I have long hesitated to speak out, * Cic. Att. 4, 5, 1: qui Dente Theonino cum circumroditur, i. e. is slandered, calumniated, * Hor. Ep. 1, 18, 82.
Charlton T. Lewis, Charles Short, A Latin Dictionary