Cac = Cracker ass Cracker..a term mainly used on a messageboard website called "the coli"..normally used to describe a white person in a derogatory way

CaC is a gaming acronym for "Create a Character". Meaning a character which the player creates as opposed to a "known character" (an already established character in the overall story/world)

The Common Access Card (CAC) is a United States Department of Defense smartcard issued as standard identification for active duty military personnel, selected reserve personnel, civilian employees, and eligible contractor personnel.

The CAC is used as a general identification card as well as for authentication to enable access to DoD computers, networks, and certain DoD facilities. It also serves as an identification card under the Geneva Conventions. The CAC enables encrypting and crytographically signing email, facilitating the use of PKI authentication tools, and establishes an authoritative process for the use of identity credentials.

the Irish for Shit. also, a person's cac's is their trousers or underwear in ireland.

Cute Asian Chick

A vietnamese slang for the cock

cac is a Vietnamese word meaning fuck, not cock or anything else that sounds like it.
An example will not make sense unless it is in Vietnamese.