can·teen 
(kăn-tēn)
(kăn-tēn)n.
1.
a. A snack bar or small cafeteria, as on a military installation.
b. A recreational facility, bar, or small general store formerly established for the patronage of soldiers.
2. A recreation hall or social club where refreshments are available.
3. A temporary or mobile eating place, especially one set up in an emergency.
4. A usually metal container for carrying drinking water, as on a hike.
5.
a. A box with compartments for carrying cooking gear and eating utensils.
b. A soldier's mess kit.
6. Chiefly British A box used to store silverware.
[French cantine, from Italian cantina, wine cellar.]