| Abbreviation | Definition |
|---|---|
| CGU | Centre of Gratuitous Ugliness |
| CH | Captain Hypnosis |
| CHAD | Chapel Hill Alternative Dude |
| CHAMP | Calendars Help Absent Minded People |
| CHANDU | Cute Handsome Awesome Naughty Dear Unique |
| CHAOS | Can't Have Anyone Over Syndrome |
| CHAOS | Central High And Osram Sylvania |
| CHAOS | Chief Has Arrived On Scene |
| CHAOS | Christians Handling Automobiles On Sunday |
| CHARLOTTE | Cheerful Happy Adorable Reliable Lovable Tough Taste Enjoyable |
| CHAT | Cat Horse And Tree |
| CHAT | Christmas Harms A Tree |
| CHECK | Cross Help Email a Cheesey King |
| CHEER | Children Enrichment Education Through Radio |
| CHEF | Criminals Have to Eat Food |
| CHESS | Calvin and Hobbes Extensive Strip Search |
| CHEV | Cheap Hippy Escape Vehicle |
| CHEVORLET | Cracked Head Every Valve Or Rod Leaks Every Time |
| CHEVROLET | Can Hardly Experience Velocity Really Or Leave Extended Tiremarks |
| CHEVROLET | Can Hear Every Valve Rap On Long Extended Trips |