noun
- A tube through which a bullet travels when a gun is fired.
- synonyms: gun barrel
- A cylindrical container that holds liquids.
- synonyms: cask
- A bulging cylindrical shape; hollow with flat ends.
- synonyms: drum
- The quantity that a barrel (of any size) will hold.
- synonyms: barrelful
- Any of various units of capacity.
- usage: "a barrel of beer is 31 gallons and a barrel of oil is 42 gallons"
- synonyms: bbl
verb
- Put in barrels. .
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). barrel. Retrieved September 20, 2026, from http://smartdefine.org/barrel/definitions/1201572 |
| Chicago | WordNet. 2010. "barrel" http://smartdefine.org/barrel/definitions/1201572 (accessed September 20, 2026). |
| Harvard | WordNet 2010, barrel, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/barrel/definitions/1201572>. |
| MLA | WordNet. "barrel" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/barrel/definitions/1201572> |