| barrel | |
| 1. n. 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 | |
| a cracker barrel | |
| 2. n. The quantity which constitutes a full barrel: the volume or weight this represents varies by local law and custom. | |
| 3. n. 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. | |
| 4. n. A metallic tube, as of a gun, from which a projectile is discharged. | |
| 5. n. (archaic) A tube. | |
| 6. n. (zoology) The hollow basal part of a feather. | |
| 7. n. (music) The part of a clarinet which connects the mouthpiece and upper joint, and looks rather like a barrel (1). | |
| 8. n. (surfing) A wave that breaks with a hollow compartment. | |
| 9. n. (US, specifically New England) A waste receptacle. | |
| Throw it into the trash barrel. | |
| 10. n. The ribs and belly of a horse or pony. | |
| 11. n. (obsolete) A jar. | |
| 12. n. (biology) Any of the dark-staining regions in the somatosensory cortex of rodents, etc., where somatosensory inputs from the contralateral side of the body come in from the thalamus. | |
| 13. v. To put or to pack in a barrel or barrels. | |
| 14. v. (intransitive) To move quickly or in an uncontrolled manner. | |
| He came barrelling around the corner and I almost hit him. | |
