Obs. or arch. Also 7 trabucche, trabuck. [a. OF. trabuc (Sp. trabuco), f. tra-, très- (:L. trans-, expressing displacement) + OF. buc trunk (of the body), bulk, a. WGer. bûh, Ger. bauch belly.] A mediæval engine of war for throwing great stones against walls, etc.: cf. TREBUCHET.
1610. Holland, Camdens Brit., I. 400. Of these Mangonells, Patraries, Trabucks by which they discharged volies of mighty huge stones much might heere be said.
1614. Camden, Rem., 238. Our nation had the practise of most of these, and moreouer of Mangonels, Trabucches, and Bricolles, wherewith they vsed to cast mil-stones.
1890. Doyle, White Company, xv. The Norman hath a mangonel or a trabuch upon the forecastle.