[ 'flag(ə)n ]
■ noun a large container for serving or consuming drinks.
↘a container used to hold the wine for the Eucharist.
↘a large bottle in which wine or cider is sold, typically holding 1.13 litres (about 2 pints).
Origin
ME: from OFr. flacon , based on late L. flasco , flascon- , of unknown origin.