Top Definition
Someone lacking intelligence and/ or failing to pay attention. Dismissive.
That asshole with the blinker on for the last 6 blocks is a fuckin' jerknuts!
Frank Rizzo: "Way to go there, Jerknuts!"
by Pete D April 11, 2006
A dumbass or tool.
Can you believe that jernuts kevin got a tattoo of Ireland on his arm!?
by Brett August 25, 2003
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