Lewis & Short

fundĭbălum (-bŭlum), i, n., or fun-dĭbălus, i, 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.