water bottle(A bottle used for carrying water) noun [UK: ˈwɔː.tə(r) ˈbɒt.l̩] [US: ˈwɒ.tər ˈbɑːt.l̩]
fiaschettanoun {f}
flask [flasks](container for a small amount of beverage) noun [UK: flɑːsk] [US: ˈflæsk]John carries a flask of tequila with him wherever he goes. = John si porta una fiaschetta di tequila ovunque vada.
powderflask(container for gunpowder) noun [UK: ˈpaʊ.də.ˌflɑːsk] [US: ˈpaʊ.də.ˌflɑːsk]