Definition of "sparkplugs" []

• Plural form of sparkplug. (noun)

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• "That's right, this V12 engine really runs, on 2 AA batteries to be exact, and it includes rods, pistons, LED "sparkplugs," a cooling fan and a crankshaft."
• "First, the car metaphor is interesting because buying a PC is often compared to buying a car that only comes with one door, one tire, and half its sparkplugs."
• "Why not say, ‘You are comparing apples and sparkplugs’?"