| Abbreviation | Definition |
|---|---|
| BYOP | Bring Your Own Plate |
| BYS | Be YourSelf |
| BYS | Break Your Self |
| BZ | busy in Internet slang |
| C | See |
| C/OFF | CAPs OFF |
| CAM | Camera |
| CAYA | Come as You Are |
| CBA | Can't Be Asked |
| CBD | Cannot Be Determined |
| CBF | Cant Be Fixed |
| CBLI | Couldn't Be Less Interested |
| CBS | Can't Be Serious |
| CGU | Can't Get Up |
| CIBHWY | Can I Be Honest With You |
| CID | Consider It Done |
| CID | See Identification Card |
| CIMO | Context Intervention Mechanism and Outcome |
| CIMP | Cargo Interchange Message Procedures |
| CIO | Cut It Out |