noun:a container that is shaped like a flattened bottle and that is used to carry alcohol
noun:a container often somewhat narrowed toward the outlet and often fitted with a closure
Examples
a 'flask' of whiskey
Movie clips
Movie quotes
(..) My Lord... Nagini, kill! Take it... Take it up, please! Give me something! Quickly, a flask. Anything! Take them to the Pensieve. Look at me... You really have your mother's eyes. You've fought valiantly, but in vain... (..)