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A vile, ill-intentioned virtual mutation of spellcheck which actively replaces correctly spelled words with irrelevant ones in order to ruin the coherency of any given sentence.
Kimberley - "Bencheck is tuning my life."

"*Ruining"
Bruce - "Turn off your auto-correct or your phone'll just keep benchecking you until everyone thinks you're a stupid dick."
by Brick Stiff June 08, 2018
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