2. A narrow-necked vessel of metal or glass, used for various
purposes; as of sheet metal, to carry gunpowder in; or of
wrought iron, to contain quicksilver; or of glass, to heat
water in, etc.
3. A bed in a gun carriage. [Obs.] --Bailey.
4. (Founding) The wooden or iron frame which holds the sand,
etc., forming the mold used in a foundry; it consists of
two or more parts; viz., the cope or top; sometimes, the
cheeks, or middle part; and the drag, or bottom part. When
there are one or more cheeks, the flask is called a three
part flask, four part flask, etc.
{Erlenmeyer flask}, a thin glass flask, flat-bottomed and
cone-shaped to allow of safely shaking its contents
laterally without danger of spilling; -- so called from
Erlenmeyer, a German chemist who invented it.
{Florence flask}. [From Florence in Italy.]
(a) Same as {Betty}, n., 3.
(b) A glass flask, round or pear-shaped, with round or
flat bottom, and usually very thin to allow of heating
solutions.
{Pocket flask}, a kind of pocket dram bottle, often covered
with metal or leather to protect it from breaking.