WordReference Random House Unabridged Dictionary of American English © 2025
os•so•bu•co 
(os′ō bo̅o̅′kō, ō′sō-; It. ôs′sô bo̅o̅′kô),USA pronunciation n., pl. os•si•bu•chi (os′ē bo̅o̅′kē, ō′sē-; It. ôs′sē bo̅o̅′kē).USA pronunciation [Italian Cookery.]
            - Fooda dish of sliced veal shanks, typically prepared with olive oil, wine, seasonings, tomatoes, etc., and served with rice or other vegetables.
 
- Vulgar Latin *būca, by-form of Latin bucca mouth)
 - Latin ossum, by-form of os, stem oss-) + buco hole, cavity, variant of buca (probably
 - Italian (Tuscan rendering of Milanese dialect, dialectal òss bus), equivalent. to osso bone (
 - 1930–35