Lewis Short
(adjective) : dēlīrus, a, um, deliro, no. II.
* Silly, doting, crazy (class.): dementit deliraque fatur,Lucr. 3, 464: delira furiosaque,id. 2, 985; with amens,Hor. S. 2, 3, 107: senex,Cic. de Or. 2, 18, 75; Hor. S. 2, 5, 71: anus,Cic. Tusc. 1, 21, 48; id. Div. 2, 68, 141: mater,Hor. S. 2, 3, 293: scriptor,id. Ep. 2, 2, 126 et saep.
Charlton T. Lewis, Charles Short, A Latin Dictionary