Definition of "primers" [primers]

• Plural form of primer. (noun)

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• "The main purpose of most primers is to improve the adhesion of the finish paint by providing a non-glossy surface that binds the surface to be painted and the finish paint."
• "To bore-sight a scope-mounted 12-gauge shotgun barrel, remove the primers from a spent 12-gauge shell and a spent 20-gauge shell."
• "They were often excerpted in primers to teach children to read."