The act of unsuccessfully attempting to take one's life. The cuntacide attempt is typically a pathetic ploy for attention by someone wildly unpopular and mean (i.e. a cunt).
Damn, can you believe Jennifer pulled a cuntacide in Ohio at a sweepstakers convention?
A fictional person/character whom may be used in the process of insulting or ruining an individual's reputation, especially online in the gaming community.