KOK has various meanings in the Internet - SMS - Text & Chating category. Discover the full forms, definitions, and usage contexts of KOK in Internet - SMS - Text & Chating.
In a spark ignition engine, uneven burning of the fuel/air charge that causes violent, explosive combustion and an audible metallic hammering noise. Knock results from premature ignition of the last part of the charge to burn.
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