smoothbore
/smuːðbɔr/
adjective
- Describing a gun or firearm whose barrel has a smooth inner surface, without spiral grooves (rifling).
- The soldier carried a smoothbore musket from the 18th century.
- Shotguns are typically smoothbore weapons, firing multiple pellets instead of a single bullet.
- Smoothbore cannons were common on old warships before rifled artillery was invented.