Lewis Short
fundĭbălum | -bŭlum, i | fun-dĭbălus (noun N.m) : (), , n., or , , m. vox hibr. from funda and βάλλω
* A hurling or slinging machine (late Lat.), Vulg. 1 Macc. 6, 51; Ambros. Ep. 37, 40; cf. Isid. Orig. 18, 10, 2: Fundibali λιθοβόλοι, Gloss. Lat. Gr.
Charlton T. Lewis, Charles Short, A Latin Dictionary