A small bottle-shaped vessel for holding fluids; as, a flask of oil or wine.
- A small container, such as a bottle, having a narrow neck and usually a cap, especially:
- A flat, relatively thin container for liquor.
- A container or case for carrying gunpowder or shot.
- A vial or round long-necked vessel for laboratory use.
- A frame for holding a sand mold in a foundry.