| Abbreviation | Definition |
|---|---|
| SUB | Sit Up and Beg |
| SUB | Subscribe |
| SUR | Something U Really |
| SW | So What? |
| SW | Some Will .... |
| SWAG | Something We Americans Got |
| SWAG | Super Weird And Awesome |
| SWAK | Sealed With A Kiss |
| SWALK | Signed With A Loving Kiss |
| SXT | Same eXact Thing |
| SYA | Since You Asked |
| SYD | Subject to Your Discretion |
| SYH | Save Your Hide |
| SYI | Share Your Information |
| SYL | See You Later |
| SYLB | See You Later Baby |
| SYS | See You Soon |
| SYT | Save Your Time |
| SYW | So You Wish |
| T/C | Take Care |