A noun used to call into question someone's thug status. Stems from the phrase "Are you a thug or not?"
Dusty: I can't do my laundry 'cause the laundry room's closed.
Aaron: Dude, are you a thuggernaut?
by ElScorcho July 30, 2007
Top Definition
A thuggish juggernaut. A lawless, feral, unstoppable force.
Here comes the THUGGERNAUT!
by OsirusR September 16, 2009

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