Rimfire

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A type of firearm cartridge where the primer is in the back rim, rather than a central primer cap. They are cheap to produce but cannot be reloaded with powder.

Synonyms

All synonyms
centerfire

Example

More examples

"However, this prohibition does not apply if you use an air rifle, air pistol, or .22-caliber rimfire firearm for the control of listed birds."

Etymology

From rim + fire.

Related phrases

primer cap

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.