The flask itself has no significance, unless you broke or damaged it, in which case it forecasts a minor loss of money or a personal item of no great value.
See Also: Drink, Wine, Br, y, etc.
[1]To dream of drinking wine from a Flask presages the enjoyment of a fortune; if the wine holds water, you will be happy but not rich; to break a Flask, losses.
[2]lucky numbers: 10-16-27-36-44-45
breaking a: losses.
drinking wine from a: troubles caused by drinking too much.
others: be on guard against gossip.
empty, an: disappointment in love for your petty-mindedness.
full of water: wil be rich.
of a: wil ignore your friends.
owning a: enjoyment.
[3]