| Abbreviation | Definition |
|---|---|
| CDM | Control of Demolition and Management |
| CDMA | Can't Divide or Multiply Anything |
| CDN | Canadian Destroying Nation |
| CDO | Chief Dreaming Officer |
| CDR | Crappy Demo Recording |
| CDR | Create Duplicate Rip |
| CDROM | Cup Drink Retainer On Machine |
| CD-ROM | Consumer Device, Rendered Obsolete in Months |
| CDS | Cell Death Server |
| CDT | Continuous Dull Time |
| CE | Crappier Edition |
| CEB | Civil Engineering Boy |
| CEFA | Cookie Eating Fat Ass |
| CEGEP | Can't Education Get Easier Please |
| CEN | Can't Engineer Nothing |
| CEN | Cross Eyed Ninja |
| CEO | Can't Eat Out |
| CEO | Can't Even Operate |
| CEO | Caribbean Elephants Organization |
| CEO | Caustic Ego Online |