1 definition by Teddy Brrr

Anything positive that is associated with being a thug. Someone who is really cool, and also a thug.
Oh my god girls, did you see that stud at the party last night? he was soooo thugnacious.

Dude i love your shoes, they're thugnacious as hell man
by Teddy Brrr July 1, 2009
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