Literrally "cool nerd", also meaning friendly nerd. Someone who studies hard but still has time to have friends at school.
Heard from a six year old when asked if she was a nerd.
MOM: Julie, you study all the time, are you a nerd?
JULIE: No, mom! Iยดm a C'Nerd, kids like me.
MOM: C'Nerd?
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