BARRELS

A round vessel or cask, of greater length than breadth, and bulging in the middle, made of staves bound with hoops, and having flat ends or heads. Sometimes applied to a similar cylindrical container made of metal, usually called a drum.

"a cracker barrel"

The quantity which constitutes a full barrel: the volume or weight this represents varies by local law and custom.

A solid drum, or a hollow cylinder or case

"the barrel of a windlass;  the barrel of a watch, within which the spring is coiled."

To put or to pack in a barrel or barrels.

To move quickly or in an uncontrolled manner.

"He came barrelling around the corner and I almost hit him."