Green’s Dictionary of Slang

crunk n.

[crunk adj.]

(US black) a state of excitement; a good time.

[US]College Sl. Research Project (Cal. State Poly. Uni., Pomona) 🌐 Crunk [...] 4. Fun; live.
[US]Ebonics Primer at www.dolemite.com 🌐 crunk Definition: [...] 2. a state of excitement. [...] Example 2: We was gettin crunk and throwin bows down at that club in the ATL.

In derivatives

crunkness (n.)

pleasure, excitement.

[US]M. Lacher On the Bro’d 30: The fucking awesome fun of playing Madden [...] the crunkness hugged me like a blanket.