primer

Pronunciation

• (UK) enPR: prīʹmə, IPA ^(key): /ˈpraɪ.mə/
• (US) enPR: prĭmʹər, IPA ^(key): /ˈprɪm.ər/

• Audio (UK)

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• Audio (US)

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Noun

Singular primer

Plural primers

1. (countable) A primer is a part of a pistol, rifle and other firearms that is used to ignite gunpowder or other explosives when struck by the firing pin.