| C&B | Crash And Burn |
| C/O | in Care Of (for sending mail) |
| C/P/S | City or Country / Profession / Status (married/single) |
| CADET | Can't Add |
| CATCH | Come Again? That Can't Help. |
| CB | Call Back |
| CC | Carbon Copy; Courtesy Copy |
| CE | Creative Editing |
| CF | Charlie Foxtrot; Cluster F--- (meaning similar to SNAFU) |
| CFD | Call For Discussion |
| CHOWUR | see (C) HOW yoU aRe |
| CHUR | see (C) How yoU aRe |
| CI$ | Compu$erve Information Service (tm) |
| CIC | Christ |
| CIS | Compuserve Information System (tm) |
| CIAO | as in goodbye (said 'Chow') |
| CIO | Cut It Out |
| CLAB | Crying Like A Baby |
| CLOAKA | Canonical List Of All Known Acronyms |
| CMIIW | Correct Me If I'm Wrong |
| CO | COnference |
| COB | Close Of Business |
| COD | Cash On Delivery (when receiving mail) |
| COTFLGOHAHA | Crawling On The Floor Laughing Guts Out And Having A |
| Heart Attack | |
| CPF | Can Pigs Fly? |
| CRAFT | Can't Remember A F---ing Thing |
| CRPG | Character (or computer) Role Playing Game |
| CRS | Can't Remember S--- |
| CS | Cop Shop (police station) |
| CSY | Can't Stop Yawning |
| CTTD | Cute Things They Do |
| CTTS | Cute Things They Say |
| CU | see (C) yoU |
| CUL | see (C) yoU LateR |
| CUL8R | see (C) yoU LateR (L8R) |
| CUL8TR | see (C) yoU LaTeR (L8TR) |
| CWYL | Chat With You Later |
| CYA | Cover Your Ass; see (C) YA |
| CYL | see (C) You Later |
Unless otherwise noted, all photos and text is Copyright © Richard G Lowe, Jr.