- (n.) 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.
- (n.) 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.
- (n.) A small bottle-shaped vessel for holding fluids; as, a flask of oil or wine.
- (n.) A bed in a gun carriage.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). flask. Retrieved September 22, 2026, from http://smartdefine.org/flask/definitions/2008449 |
| Chicago | Webster's. 2011. "flask" http://smartdefine.org/flask/definitions/2008449 (accessed September 22, 2026). |
| Harvard | Webster's 2011, flask, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/flask/definitions/2008449>. |
| MLA | Webster's. "flask" 27 May 2011. Web. 22 September 2026. <http://smartdefine.org/flask/definitions/2008449> |