Contrary to what the rest of you jackasses say about crunk being a mixture of crazy and drunk or chronic and drunk or what the fuck ever else you think. Crunk is southern slang for the passed tense of Crank. I.E. "I went to crank up the mower and it crunk right up." It was adopted into street slang by Southern rappers and DJ's wanting to "Crank up the club".
I know this. I'm from the dirty so ya'll can stop makin ish up now.
"Let's get dis club Crunk Up!" or "Was good big homie? Was da club poppin last night?" "Hells yeah dawg! Dat shit was Crunk!" or otherwise "Cranked Up.