Top Definition
Something you say to someone while you shake your head with an inexpressive look on your face.
Guy 1: "So, is it okay if I use your toothbrush?"
Guy 2: "Naw dude..."
by lgleopard February 17, 2010
1 more definition
no; not at all; a phrase used for general negation or refusal
Tucker: hey do you wanna go to the--

AJ: naw dude.
by kjwgreen October 17, 2012

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