This Internet Slang page is designed to explain what the meaning of JC is. The slang word / acronym / abbreviation JC means . Internet Slang. A list of common. I know this kid named jc and thats just his first name. LORD-STRATH He's asking what JC stands for, not what Deus Ex means. I've heard the. Jc - Name Meaning with a Detailed Description: While your name of Jc gives you an intense desire to be of service to others, it brings Is the name of Jc helping.